diff --git a/etc/zebradb/etc/phrases-icu.xml b/etc/zebradb/etc/phrases-icu.xml
index 076c5ac67d..69cc12453e 100644
--- a/etc/zebradb/etc/phrases-icu.xml
+++ b/etc/zebradb/etc/phrases-icu.xml
@@ -1,4 +1,8 @@
 <icu_chain locale="">
+  <transliterate rule="{ œ > oe "/>
+  <transliterate rule="{ Π> oe "/>
+  <transliterate rule="{ æ > ae "/>
+  <transliterate rule="{ Æ > ae "/>
   <!-- Remove control characters except \t\n\r -->
   <transform rule="[\x00-\x08\x0B\x0C\x0E-\x1F\x7F] Any-Remove"/>
   <tokenize rule="l"/>
diff --git a/etc/zebradb/etc/words-icu.xml b/etc/zebradb/etc/words-icu.xml
index 57498cbca4..101568845e 100644
--- a/etc/zebradb/etc/words-icu.xml
+++ b/etc/zebradb/etc/words-icu.xml
@@ -1,4 +1,8 @@
 <icu_chain locale="">
+  <transliterate rule="{ œ > oe "/>
+  <transliterate rule="{ Π> oe "/>
+  <transliterate rule="{ æ > ae "/>
+  <transliterate rule="{ Æ > ae "/>
   <transliterate rule="\'>\ "/>
   <transliterate rule="[:Number:] { '-' > '' "/>
   <!-- Remove control characters except \t\n\r -->