logf (LOG_DEBUG, "dict_lookup: %s", termz);
if (!(info = dict_lookup (zi->wordDict, termz)))
return rset_create (rset_kind_null, NULL);
logf (LOG_DEBUG, "dict_lookup: %s", termz);
if (!(info = dict_lookup (zi->wordDict, termz)))
return rset_create (rset_kind_null, NULL);