class ArabicWordMaps {
  private static final ArabicConstantsMaps constantMap = new ArabicConstantsMaps();

  private ArabicWordMaps() {
    // restrict instantiation
  }

  // generate the attached forms from isolated
  public static String getAttachedPronoun(String word) {<FILL_FUNCTION_BODY>}
}

    if (word == null)
      return "";
    return ArabicConstantsMaps.isolatedToAttachedPronoun.getOrDefault(word, "");
  
<no_super_class>