STTD_ERROR_OPERATION_FAILED = TIZEN_ERROR_STT | 0x04, /**< Operation failed */
STTD_ERROR_NOT_SUPPORTED_FEATURE = TIZEN_ERROR_STT | 0x05, /**< Not supported feature of current engine */
STTD_ERROR_NO_SPEECH = TIZEN_ERROR_STT | 0x06, /**< No speech while recording */
STTD_ERROR_OPERATION_FAILED = TIZEN_ERROR_STT | 0x04, /**< Operation failed */
STTD_ERROR_NOT_SUPPORTED_FEATURE = TIZEN_ERROR_STT | 0x05, /**< Not supported feature of current engine */
STTD_ERROR_NO_SPEECH = TIZEN_ERROR_STT | 0x06, /**< No speech while recording */