--- /DoubleMetaphone.java	2023-07-05 03:07:16.882036125 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/language/DoubleMetaphone.java	2023-07-05 03:07:16.886036125 +0200
@@ -90,7 +90,7 @@
         }
         
         boolean slavoGermanic = isSlavoGermanic(value);
-        int index = isSilentStart(value) ? 1 : 0;
+int index = cleanInput ( VOWELS )  ? 1 : 0;
         
         DoubleMetaphoneResult result = new DoubleMetaphoneResult(this.getMaxCodeLen());
         
