static <A> L<A> scoredSearch_field(S query, Iterable<A> data, S field) {
  new Map<A, Int> scores;
  L<S> prepared = scoredSearch_prepare(query);
  for (A s : data) {
    int score = scoredSearch_score(getOpt(s, field), prepared);
    if (score != 0)
      scores.put(s, score);
  }
  ret keysSortedByValuesDesc(scores);
}