private int handleZ(String value, DoubleMetaphoneResult result, int index, 
                        boolean slavoGermanic) {
        if (charAt(value, index + 1) == 'H') {
            //-- Chinese pinyin e.g. "zhao" or Angelina "Zhang" --//
            result.append('J');
            index += 2;
        } else {
            if (contains(value, index + 1, 2, "ZO", "ZI", "ZA") || (slavoGermanic && (index > 0 && charAt(value, index - 1) != 'T'))) {
                result.append("S", "TS");
            } else {
                result.append('S');
            }
            index = charAt(value, index + 1) == 'Z' ? index + 2 : index + 1;
        }
        return index;
    }