diff --git a/base-config.yaml b/base-config.yaml
index f556482..2111378 100644
--- a/base-config.yaml
+++ b/base-config.yaml
@@ -20,7 +20,7 @@ exclude_paywalled: true
 # Global match filter (whitelist): applies to ALL feeds in this instance.
 # A post is ONLY sent when the regex matches the title OR the (HTML-stripped) summary.
 # Set it live with `!rss set-filter <regex>`. Empty = send everything.
-match_filter: "(?i)\\b(?:ns|arriva|qbuzz|connexxion|cxx|transdev|keolis|ret|gvb|ebs|htm|syntus|breng|u-ov|allgo|flixbus|blauwnet|r-net|valleilijn|waterbus|eurostar|thalys|randstadrail|gvu|ov)\\b|\\b(?:bus|tram|metro)(?:halte|haltes|lijn|lijnen|station|stations|verkeer|net|staking)?\\b|\\btrein(?:en|verkeer|stel(?:len)?|staking|ongeluk|reizigers?|station|stations)?\\b|\\b(?:spoorweg|spoorbaan|spoorlijn|spoorverkeer|spoorwegovergang|spoorstoring|perron|perrons|overweg|overwegen|seinstoring|wisselstoring|sein|ontsporing|ontspoord|spoorstaking)\\b|\\b(?:openbaar vervoer|dienstregeling|reizigers?|inchecken|uitchecken|pont|ponten|lightrail|pendelbus|shuttlebus)\\b|\\b(?:ov-chipkaart|chipkaart|ovpay|ov-pay|reisproduct|studentenreisproduct|vervoersbewijs|vervoerbewijs|opwaarderen)\\b|\\b(?:ov-staking|conducteursstaking)\\b"
+match_filter: "(?i)\\b(?:ns|arriva|qbuzz|connexxion|cxx|transdev|keolis|ret|gvb|ebs|htm|syntus|breng|u-ov|allgo|flixbus|blauwnet|r-net|valleilijn|waterbus|eurostar|thalys|randstadrail|gvu|ov)\\b|\\b(?:bus|tram|metro)(?:halte|haltes|lijn|lijnen|station|stations|verkeer|net|staking|sen)?\\b|\\btrein(?:en|verkeer|stel(?:len)?|staking|ongeluk|reizigers?|station|stations)?\\b|\\b(?:spoorweg|spoorbaan|spoorlijn|spoorverkeer|spoorwegovergang|spoorstoring|perron|perrons|overweg|overwegen|seinstoring|wisselstoring|sein|ontsporing|ontspoord|spoorstaking)\\b|\\b(?:openbaar vervoer|dienstregeling|reizigers?|inchecken|uitchecken|pont|ponten|lightrail|pendelbus|shuttlebus)\\b|\\b(?:ov-chipkaart|chipkaart|ovpay|ov-pay|reisproduct|studentenreisproduct|vervoersbewijs|vervoerbewijs|opwaarderen)\\b|\\b(?:ov-staking|conducteursstaking)\\b"
 # Users who can bypass room permission checks
 admins:
 - "@user:example.com"
\ No newline at end of file
diff --git a/buzzrss/bot.py b/buzzrss/bot.py
index 1068dda..5c6f894 100644
--- a/buzzrss/bot.py
+++ b/buzzrss/bot.py
@@ -51,7 +51,7 @@ rss_change_level = EventType.find("xyz.maubot.rss", t_class=EventType.Class.STAT
 DEFAULT_MATCH_FILTER = (
     r"(?i)"
     r"\b(?:ns|arriva|qbuzz|connexxion|cxx|transdev|keolis|ret|gvb|ebs|htm|syntus|breng|u-ov|allgo|flixbus|blauwnet|r-net|valleilijn|waterbus|eurostar|thalys|randstadrail|gvu|ov)\b"
-    r"|\b(?:bus|tram|metro)(?:halte|haltes|lijn|lijnen|station|stations|verkeer|net|staking)?\b"
+    r"|\b(?:bus|tram|metro)(?:halte|haltes|lijn|lijnen|station|stations|verkeer|net|staking|sen)?\b"
     r"|\btrein(?:en|verkeer|stel(?:len)?|staking|ongeluk|reizigers?|station|stations)?\b"
     r"|\b(?:spoorweg|spoorbaan|spoorlijn|spoorverkeer|spoorwegovergang|spoorstoring|perron|perrons|overweg|overwegen|seinstoring|wisselstoring|sein|ontsporing|ontspoord|spoorstaking)\b"
     r"|\b(?:openbaar vervoer|dienstregeling|reizigers?|inchecken|uitchecken|pont|ponten|lightrail|pendelbus|shuttlebus)\b"
@@ -134,11 +134,29 @@ class RSSBot(Plugin):
         except Exception:
             self.log.exception("Fatal error while polling feeds")
 
+    @staticmethod
+    def _filter_score(title: str, summary: str, match_filter: str) -> int:
+        """Score = 2× hits in titel + 1× hits in summary. Aaneengesloten matches
+        (bv 'NS-trein', 'openbaar vervoer') tellen als 1 cluster."""
+        def count(text: str) -> int:
+            spans = sorted((m.start(), m.end()) for m in re.finditer(match_filter, text))
+            if not spans:
+                return 0
+            clusters, prev_end = 1, spans[0][1]
+            for s, e in spans[1:]:
+                if s - prev_end <= 1:
+                    prev_end = max(prev_end, e)
+                else:
+                    clusters += 1
+                    prev_end = e
+            return clusters
+        return 2 * count(title) + count(summary)
+
     async def _send(self, feed: Feed, entry: Entry, sub: Subscription) -> EventID | None:
         match_filter = self.config["match_filter"]
         if match_filter:
-            haystack = f"{entry.title}\n{html.unescape(re.sub(r'<[^>]+>', '', entry.summary))}"
-            if not re.search(match_filter, haystack):
+            summary = html.unescape(re.sub(r"<[^>]+>", "", entry.summary))
+            if self._filter_score(entry.title, summary, match_filter) < 2:
                 return None
 
         message = sub.notification_template.safe_substitute(
diff --git a/maubot.yaml b/maubot.yaml
index a401b08..adb1f76 100644
--- a/maubot.yaml
+++ b/maubot.yaml
@@ -1,5 +1,5 @@
 id: nl.eddydevink.rss
-version: 1.3.0
+version: 1.3.1
 modules:
 - buzzrss
 main_class: RSSBot