return QueryBuilders.prefixQuery(field, toLowercaseWildcard(text)).boost(boost);
        }
        return QueryBuilders.matchPhrasePrefixQuery(field, toLowercaseWildcard(text)).boost(boost)
                .maxExpansions(fessConfig.getQueryPrefixExpansionsAsInteger()).slop(fessConfig.getQueryPrefixSlopAsInteger());
    }

    protected String toLowercaseWildcard(final String value) {
        if (lowercaseWildcard) {

                    (f, b) -> QueryBuilders.wildcardQuery(f, toLowercaseWildcard(text)).boost(b * boost));
        }

        if (isSearchField(field)) {
            final String text = wildcardQuery.getTerm().text();
            context.addFieldLog(field, text);
            context.addHighlightedQuery(StringUtils.strip(text, "*"));
            return QueryBuilders.wildcardQuery(field, toLowercaseWildcard(text)).boost(boost);
        }