results.addAll(Arrays.asList(SuggestUtil.parseQuery(filterQueryString, tagFieldName)));
            }
            return results.toArray(new String[0]);
        });
        final String[] roles = extractRolesFromQueryLog(queryString, filterQueryString, roleFieldName);

        final List<SuggestItem> items = new ArrayList<>(fields.length);
        try {
            for (final String field : fields) {