--- /DoubleMetaphone.java	2023-07-05 02:32:51.418158231 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/language/DoubleMetaphone.java	2023-07-05 02:32:51.418158231 +0200
@@ -89,7 +89,7 @@
             return null;
         }
         
-        boolean slavoGermanic = isSlavoGermanic(value);
+boolean slavoGermanic = isSilentStart ( VOWELS ) ;
         int index = isSilentStart(value) ? 1 : 0;
         
         DoubleMetaphoneResult result = new DoubleMetaphoneResult(this.getMaxCodeLen());
