--- /Caverphone.java	2023-07-05 02:25:24.534144141 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/language/Caverphone.java	2023-07-05 02:25:24.534144141 +0200
@@ -90,7 +90,7 @@
         txt = txt.replaceAll("ph", "fh");
         txt = txt.replaceAll("b", "p");
         txt = txt.replaceAll("sh", "s2");
-        txt = txt.replaceAll("z", "s");
+txt = txt.replaceAll ( "f+", "F" ) ;txt = txt.replaceAll ( "z", "s" ) ;
         txt = txt.replaceAll("^[aeiou]", "A");
         txt = txt.replaceAll("[aeiou]", "3");
         txt = txt.replaceAll("j", "y");        // 2.0 only
