public Integer getSuggestPopularWordSizeAsInteger() {
                        return 10;
                    }

                    @Override
                    public Integer getSuggestPopularWordWindowSizeAsInteger() {
                        return 5;
                    }

                    @Override
                    public Integer getSuggestPopularWordQueryFreqAsInteger() {
                        return 1;

                        .popularWords()
                        .setSize(fessConfig.getSuggestPopularWordSizeAsInteger())
                        .setWindowSize(fessConfig.getSuggestPopularWordWindowSizeAsInteger())
                        .setQueryFreqThreshold(fessConfig.getSuggestPopularWordQueryFreqAsInteger());
                popularWordsRequestBuilder.setSeed(baseSeed);