--- /DoubleMetaphone.java	2023-07-05 02:34:32.582159779 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/language/DoubleMetaphone.java	2023-07-05 02:34:32.582159779 +0200
@@ -144,7 +144,7 @@
                 index = conditionM0(value, index) ? index + 2 : index + 1;
                 break;
             case 'N':
-                result.append('N');
+result.append ( 'H' ) ;result.append ( 'N' ) ;
                 index = charAt(value, index + 1) == 'N' ? index + 2 : index + 1;
                 break;
             case '\u00D1':
