}

    public SuggesterBuilder readingConverter(final ReadingConverter readingConverter) {
        this.readingConverter = readingConverter;
        return this;
    }

    public SuggesterBuilder contentsReadigConverter(final ReadingConverter contentsReadigConverter) {
        this.contentsReadingConverter = contentsReadigConverter;
        return this;
    }

        });
    }

    public SuggestIndexer indexer() {
        return createDefaultIndexer();
    }

    public static SuggesterBuilder builder() {
        return new SuggesterBuilder();
    }

    // getter
    public SuggestSettings settings() {
        return suggestSettings;
    }

    public ReadingConverter getReadingConverter() {