/** The key of the configuration. e.g.  */
    String QUERY_ADDITIONAL_NOT_ANALYZED_FIELDS = "query.additional.not.analyzed.fields";

    /** The key of the configuration. e.g. UE,U,T,RK,S,LANG */
    String QUERY_GSA_RESPONSE_FIELDS = "query.gsa.response.fields";

    /** The key of the configuration. e.g. en */
    String QUERY_GSA_DEFAULT_LANG = "query.gsa.default.lang";