static Long ai_search_highestNumber(S term) {
  term += " ";
  long max = Long.MIN_VALUE;
  for (S s : fullIndexedTermsStartingWith(term)) {
    S i = trim(substring(s, l(term)));
    if (isInteger(i)) pcall-short {
      max = max(max, parseLong(i));
    }
  }
  ret max == Long.MIN_VALUE ? null : max;
}