3 sentences

1. 他利用职务之便谋取私利。

   tā lì​yòng zhí​wù zhī biàn móu​qǔ sī​lì.

   He used his position for personal gain.

   Source: Dong Chinese Dictionary

2. 他打着改革的旗号，实际上却在谋取私利。

   tā dǎ zhe gǎi​gé de qí​hào, shí​jì​shàng què zài móu​qǔ sī​lì.

   Under the banner of reform, he is actually seeking personal gain.

   Source: Dong Chinese Dictionary

3. 他想方设法谋取到了一个出国深造的机会。

   tā xiǎng​fāng​shè​fǎ móu​qǔ dào le yī gè chū​guó shēn​zào de jī​huì.

   He did everything possible to secure an opportunity to study abroad.

   Source: Dong Chinese Dictionary