jǐng / fāng / zǐ / xì / jiǎn / chá / zhàng / mù / zhōng / yú / fā / xiàn / le / tā / de / mǎ / jiǎo

警方仔细检查账目，终于发现了他的马脚。

The police carefully checked the accounts and finally found what he was trying to hide.