/** The key of the configuration. e.g. </strong> */
    String QUERY_HIGHLIGHT_TAG_POST = "query.highlight.tag.post";

    /** The key of the configuration. e.g. u0009u000Au0013u0020 */
    String QUERY_HIGHLIGHT_BOUNDARY_CHARS = "query.highlight.boundary.chars";

    /** The key of the configuration. e.g. 20 */
    String QUERY_HIGHLIGHT_BOUNDARY_MAX_SCAN = "query.highlight.boundary.max.scan";