static LL<S> ai_splitAroundCommonPhrases(S s) {
  LS tok = javaTokWithBrackets(S);
  new LL<S> out;
  for (S phrase : mL("Words to split at"))
    if (cic(s, phrase))
      addUnlessNull(out, nullIfSingleton(ai_splitAroundPhrase(tok, phrase)));
  }
  ret out;
}