Common typos: xx_888ox_888oxx888oxx_88pxx_888ixx_888lxx_8889xx_888kxx_8880xx_888ozx_888ocx_888osx_888odx_888oxz_888oxc_888oxs_888oxd_888oxxp888oxx_988oxx_788oxx_i88oxx_u88oxx_898oxx_878oxx_8i8oxx_8u8oxx_889oxx_887oxx_88ioxx_88uxox_888ox_x888oxx8_88poxx_888opxx_888ioxx_888oixx_888loxx_888olxx_8889oxx_888o9xx_888koxx_888okxx_8880oxx_888o0xx_888ozxx_888oxzx_888ocxx_888oxcx_888osxx_888oxsx_888odxx_888oxdx_888oxxz_888oxxc_888oxxs_888oxxd_888oxxp_888oxx_p888oxx_9888oxx_8988oxx_7888oxx_8788oxx_i888oxx_8i88oxx_u888oxx_8u88oxx_8898oxx_8878oxx_88i8oxx_88u8oxx_8889oxx_8887oxx_888ioxx_888uooxx_888oxxx_888oxx__888oxx_8888
