2 sentences

1. 该科研项目已在教育局正式立案。

   gāi kē​yán xiàng​mù yǐ zài jiào​yù​jú zhèng​shì lì'àn.

   The scientific research project has been officially filed with the Bureau of Education.

   Source: Dong Chinese Dictionary

2. 公安机关决定对这起合同诈骗案立案侦查。

   gōng'ān jī​guān jué​dìng duì zhè qǐ hé​tong zhà​piàn'àn lì'àn zhēn​chá.

   The public security organs decided to file a case for investigation into this contract fraud.

   Source: Dong Chinese Dictionary