final List<String> keywords = new ArrayList<>();
        final List<TermQuery> termQueryList;
        try {
            final StandardQueryParser parser = new StandardQueryParser();
            parser.setDefaultOperator(StandardQueryConfigHandler.Operator.AND);

            // Parse with the first field if available, otherwise use "default"
            String defaultField = fields != null && fields.length > 0 ? fields[0] : "default";