qǐng / zhù / yì / xì / tǒng / bù / qū / fēn / dà / xiǎo / xiě / dàn / huì / jiǎn / chá / kòng / gé / shì / fǒu / zhèng / què

请注意，系统不区分大小写，但会检查空格是否正确。

Please note that the system is not case-sensitive, but it checks whether spaces are correct.