docs: List<String> wordList() {
          List<String> words = new ArrayList<>();
  
          if (userName != null) {
              words.add(userName);
          }
  
          if (name != null) {
              if (name.givenName != null) {
                  words.add(name.givenName);
              }
              if (name.familyName != null) {
                  words.add(name.familyName);
              }
              if (nickName != null) {
                  words.add(nickName);
              }
          }
  
          if (emails != null) {
              for (Email email : emails) {
                  words.add(email.getValue());
              }
          }
  
          return words;
      }