* @param settings the settings to be used by the AnalyzerConverter
     * @return a ReadingConverterChain with the default converters added
     */
    public static ReadingConverter createDefaultReadingConverter(final Client client, final SuggestSettings settings) {
        final ReadingConverterChain chain = new ReadingConverterChain();
        chain.addConverter(new AnalyzerConverter(client, settings));

});
```

### Custom Text Processing

```java
import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.codelibs.fess.suggest.converter.ReadingConverterChain;
import org.codelibs.fess.suggest.normalizer.ICUNormalizer;

// Configure custom settings
SuggestSettings settings = SuggestSettings.builder()
    .analyzer(analyzers -> {

        String field = "content";

        List<String> results = converter.convert(text, field, "en", "ja");

        assertNotNull(results);
        // With multiple languages, should use ReadingConverterChain
    }

    @Test
    public void testConvertWithEmptyText() throws IOException {
        // Test convert with empty text
        String text = "";
        String field = "content";