2 sentences

1. 他正在研究车臣历史。

   tā zhèng​zài yán​jiū Chē​chén lì​shǐ.

   He is studying Chechen history.

   Source: Dong Chinese Dictionary

2. 他打算明年去俄罗斯的车臣地区旅游。

   tā dǎ​suàn míng​nián qù é​luó​sī de Chē​chén dì​qū lǚ​yóu.

   He plans to travel to the Chechnya region of Russia next year.

   Source: Dong Chinese Dictionary