2 sentences

1. 他用计谋骗取了对方的信任。

   tā yòng jì​móu piàn​qǔ le duì​fāng de xìn​rèn.

   He used a scheme to trick them into trusting him.

   Source: Dong Chinese Dictionary

2. 他可是个老光棍，这点小计谋瞒不过他。

   tā kě​shì gè lǎo guāng​gùn, zhè diǎn xiǎo jì​móu mán bù guò tā.

   He is a seasoned hand; this little scheme won't fool him.

   Source: Dong Chinese Dictionary