deleteByQuery(QueryBuilders.boolQuery().must(QueryBuilders.rangeQuery(FieldNames.DOC_FREQ).gte(1))
                        .mustNot(QueryBuilders.matchPhraseQuery(FieldNames.KINDS, SuggestItem.Kind.QUERY.toString()))
                        .mustNot(QueryBuilders.matchPhraseQuery(FieldNames.KINDS, SuggestItem.Kind.USER.toString())));
        if (deleteResponse.hasError()) {

        if (text == null || text.length() != 1
                || !fessConfig.getIndexFieldTitle().equals(f) && !fessConfig.getIndexFieldContent().equals(f)) {
            return QueryBuilders.matchPhraseQuery(f, text);
        }

        final UnicodeBlock block = UnicodeBlock.of(text.codePointAt(0));
        if (block == UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS //
                || block == UnicodeBlock.HIRAGANA //

            context.addFieldLog(Constants.DEFAULT_FIELD, origQuery);
            context.addHighlightedQuery(origQuery);
            return buildDefaultQueryBuilder(fessConfig, context, (f, b) -> QueryBuilders.matchPhraseQuery(f, origQuery).boost(b));
        }

        context.addFieldLog(field, termRangeQuery.toString(field));
        final RangeQueryBuilder rangeQuery = QueryBuilders.rangeQuery(field);