diff --git a/CHANGES.md b/CHANGES.md
index 845be784..cc242dca 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,4 +1,10 @@
-### 0.13.5 (2017-12-11 21:45:00 UTC)
+### 0.13.6 (2017-12-13 01:50:00 UTC)
+
+* Change improve multi episode release search
+* Change improve usage of the optional regex library
+
+
+### 0.13.5 (2017-12-11 21:45:00 UTC)
 
 * Change delete unused html5lib files that can cause issue with search providers
 
diff --git a/gui/slick/interfaces/default/config_search.tmpl b/gui/slick/interfaces/default/config_search.tmpl
index 237fd4ba..81393717 100755
--- a/gui/slick/interfaces/default/config_search.tmpl
+++ b/gui/slick/interfaces/default/config_search.tmpl
@@ -58,8 +58,12 @@
 						</div>
 						<div id="content_download_propers">
 							<span class="component-desc">
+#if $getVar('using_regex', False)
+                                <p>Optional <a href="https://pypi.python.org/pypi/regex" target="_blank">regex python library</a> is being used</p>
+#else
                                 <p>Optional: to improve matching, install the OS dependent <a href="https://pypi.python.org/pypi/regex" target="_blank">regex python library</a></p>
                                 <p>at a command line, simply enter ... <code>python -m pip install regex</code></p>
+#end if
                             </span>
 							<div class="field-pair">
 								<label>
diff --git a/sickbeard/common.py b/sickbeard/common.py
index a13c5309..44333e77 100644
--- a/sickbeard/common.py
+++ b/sickbeard/common.py
@@ -462,7 +462,7 @@ countryList = {'Australia': 'AU',
                'USA': 'US'}
 
 
-class neededQualities:
+class neededQualities(object):
     def __init__(self, need_anime=False, need_sports=False, need_sd=False, need_hd=False, need_uhd=False,
                  need_webdl=False, need_all_qualities=False, need_all_types=False, need_all=False):
         self.need_anime = need_anime or need_all_types or need_all
@@ -489,21 +489,27 @@ class neededQualities:
     def all_qualities_needed(self):
         return self.need_sd and self.need_hd and self.need_uhd and self.need_webdl
 
+    @all_qualities_needed.setter
+    def all_qualities_needed(self, v):
+        if isinstance(v, bool) and True is v:
+            self.need_sd = self.need_hd = self.need_uhd = self.need_webdl = True
+
     def check_needed_types(self, show):
-        if show.is_anime:
+        if getattr(show, 'is_anime', False):
             self.need_anime = True
-        if show.is_sports:
+        if getattr(show, 'is_sports', False):
             self.need_sports = True
 
-    def check_needed_qualities(self, wantedQualities):
-        if Quality.UNKNOWN in wantedQualities:
-            self.need_sd = self.need_hd = self.need_uhd = self.need_webdl = True
-        else:
-            if not self.need_sd and min(wantedQualities) <= neededQualities.max_sd:
-                self.need_sd = True
-            if not self.need_hd and any(i in neededQualities.hd_qualities for i in wantedQualities):
-                self.need_hd = True
-            if not self.need_webdl and any(i in neededQualities.webdl_qualities for i in wantedQualities):
-                self.need_webdl = True
-            if not self.need_uhd and max(wantedQualities) > neededQualities.max_hd:
-                self.need_uhd = True
+    def check_needed_qualities(self, wanted_qualities):
+        if wanted_qualities:
+            if Quality.UNKNOWN in wanted_qualities:
+                self.need_sd = self.need_hd = self.need_uhd = self.need_webdl = True
+            else:
+                if not self.need_sd and min(wanted_qualities) <= neededQualities.max_sd:
+                    self.need_sd = True
+                if not self.need_hd and any(i in neededQualities.hd_qualities for i in wanted_qualities):
+                    self.need_hd = True
+                if not self.need_webdl and any(i in neededQualities.webdl_qualities for i in wanted_qualities):
+                    self.need_webdl = True
+                if not self.need_uhd and max(wanted_qualities) > neededQualities.max_hd:
+                    self.need_uhd = True
diff --git a/sickbeard/name_parser/parser.py b/sickbeard/name_parser/parser.py
index 62e5b552..1167c712 100644
--- a/sickbeard/name_parser/parser.py
+++ b/sickbeard/name_parser/parser.py
@@ -656,8 +656,13 @@ class ParseResult(object):
         if None is regex:
             return re.sub(ep_regex, '', e_i_n_n, flags=re.I)
 
-        return regex.sub(r'(%s){e<=%d}' % (
-            ep_regex, trunc(len(re.findall(r'\w', ep_regex)) / 5)), '', e_i_n_n, flags=regex.I | regex.B)
+        er = trunc(len(re.findall(r'\w', ep_regex)) / 5)
+        try:
+            me = trunc(len(e_i_n_n) / 5)
+            me = min(3, me)
+        except (StandardError, Exception):
+            me = 3
+        return regex.sub(r'(%s){e<=%d}' % (ep_regex, (er, me)[er > me]), '', e_i_n_n, flags=regex.I | regex.B)
 
     def get_extra_info_no_name(self):
         extra_info_no_name = self.extra_info
diff --git a/sickbeard/providers/generic.py b/sickbeard/providers/generic.py
index 7339109a..1658eb3a 100644
--- a/sickbeard/providers/generic.py
+++ b/sickbeard/providers/generic.py
@@ -562,10 +562,13 @@ class GenericProvider:
 
             # make sure we want the episode
             want_ep = True
+            multi_ep = False
             for epNo in actual_episodes:
-                if not show_obj.wantEpisode(actual_season, epNo, quality, manual_search):
-                    want_ep = False
+                want_ep = show_obj.wantEpisode(actual_season, epNo, quality, manual_search, multi_ep)
+                if not want_ep:
                     break
+                # after initial single ep perspective, prepare multi ep for subsequent iterations
+                multi_ep = 1 < actual_episodes
 
             if not want_ep:
                 logger.log(u'Ignoring result %s because we don\'t want an episode that is %s'
diff --git a/sickbeard/providers/newznab.py b/sickbeard/providers/newznab.py
index 1cf31c17..e59612c7 100755
--- a/sickbeard/providers/newznab.py
+++ b/sickbeard/providers/newznab.py
@@ -652,7 +652,8 @@ class NewznabProvider(generic.NZBProvider):
                     base_params['cat'] = ','.join(sorted(set((self.cat_ids.split(',') if self.cat_ids else []) + cat)))
 
                 request_params = base_params.copy()
-                if 'Propers' == mode and 'q' in params and not (any(x in params for x in ['season', 'ep'])):
+                if ('Propers' == mode or 'nzbs_org' == self.get_id()) \
+                        and 'q' in params and not (any(x in params for x in ['season', 'ep'])):
                     request_params['t'] = 'search'
                 request_params.update(params)
 
diff --git a/sickbeard/providers/thepiratebay.py b/sickbeard/providers/thepiratebay.py
index db861e91..2fb31373 100644
--- a/sickbeard/providers/thepiratebay.py
+++ b/sickbeard/providers/thepiratebay.py
@@ -171,7 +171,7 @@ class ThePirateBayProvider(generic.TorrentProvider):
 
         return super(ThePirateBayProvider, self)._episode_strings(
             ep_obj, date_or=True,
-            ep_detail=lambda x: '%s|%s' % (config.naming_ep_type[2] % x, config.naming_ep_type[0] % x),
+            ep_detail=lambda x: '%s*|%s*' % (config.naming_ep_type[2] % x, config.naming_ep_type[0] % x),
             ep_detail_anime=lambda x: '%02i' % x, **kwargs)
 
     def _search_provider(self, search_params, search_mode='eponly', epcount=0, **kwargs):
diff --git a/sickbeard/tv.py b/sickbeard/tv.py
index 4861071d..4a557354 100644
--- a/sickbeard/tv.py
+++ b/sickbeard/tv.py
@@ -1446,10 +1446,10 @@ class TVShow(object):
                + 'sports: %s\n' % self.is_sports \
                + 'anime: %s\n' % self.is_anime
 
-    def wantEpisode(self, season, episode, quality, manualSearch=False):
+    def wantEpisode(self, season, episode, quality, manualSearch=False, multi_ep=False):
 
-        logger.log('Checking if found episode %sx%s  is wanted at quality %s' %
-                   (season, episode, Quality.qualityStrings[quality]), logger.DEBUG)
+        logger.log('Checking if found %sepisode %sx%s is wanted at quality %s' %
+                   (('', 'multi-part ')[multi_ep], season, episode, Quality.qualityStrings[quality]), logger.DEBUG)
 
         # if the quality isn't one we want under any circumstances then just say no
         initialQualities, archiveQualities = Quality.splitQuality(self.quality)
@@ -1479,13 +1479,14 @@ class TVShow(object):
         logger.log('Existing episode status: %s (%s)' % (statusStrings[curStatus], epStatus_text), logger.DEBUG)
 
         # if we know we don't want it then just say no
-        if curStatus in (SKIPPED, IGNORED, ARCHIVED) and not manualSearch:
-            logger.log('Existing episode status is skipped/ignored/archived, ignoring found episode', logger.DEBUG)
+        if curStatus in [IGNORED, ARCHIVED] + ([SKIPPED], [])[multi_ep] and not manualSearch:
+            logger.log('Existing episode status is %signored/archived, ignoring found episode' %
+                       ('skipped/', '')[multi_ep], logger.DEBUG)
             return False
 
         # if it's one of these then we want it as long as it's in our allowed initial qualities
         if quality in allQualities:
-            if curStatus in (WANTED, UNAIRED, SKIPPED, FAILED):
+            if curStatus in [WANTED, UNAIRED, SKIPPED, FAILED] + ([], SNATCHED_ANY)[multi_ep]:
                 logger.log('Existing episode status is wanted/unaired/skipped/failed, getting found episode', logger.DEBUG)
                 return True
             elif manualSearch:
diff --git a/sickbeard/webserve.py b/sickbeard/webserve.py
index 7e1c45b8..73b70ded 100644
--- a/sickbeard/webserve.py
+++ b/sickbeard/webserve.py
@@ -4976,6 +4976,12 @@ class ConfigSearch(Config):
                                      show.rls_require_words.strip()]
         t.using_rls_require_words.sort(lambda x, y: cmp(x[1], y[1]), reverse=False)
         t.propers_intervals = search_propers.ProperSearcher().search_intervals
+        t.using_regex = False
+        try:
+            from sickbeard.name_parser.parser import regex
+            t.using_regex = None is not regex
+        except (StandardError, Exception):
+            pass
         return t.respond()
 
     def saveSearch(self, use_nzbs=None, use_torrents=None, nzb_dir=None, sab_username=None, sab_password=None,