4 sentences

1. 他企图以辞职来要挟公司加薪。

   tā qǐ​tú yǐ cí​zhí lái yāo​xié gōng​sī jiā​xīn.

   He attempted to blackmail the company into giving him a raise by threatening to resign.

   Source: Dong Chinese Dictionary

2. 他乘机向老板提出了加薪的要求。

   tā chéng​jī xiàng lǎo​bǎn tí​chū le jiā​xīn de yāo​qiú.

   He took the opportunity to ask his boss for a raise.

   Source: Dong Chinese Dictionary

3. 他在盘算着如何跟老板提加薪的事。

   tā zài pán​suàn zhe rú​hé gēn lǎo​bǎn tí jiā​xīn de shì.

   He is figuring out how to ask his boss for a raise.

   Source: Dong Chinese Dictionary

4. 由于他在项目中的表现非常出色，老板决定给他加薪。

   yóu​yú tā zài xiàng​mù zhōng de biǎo​xiàn fēi​cháng chū​sè, lǎo​bǎn jué​dìng gěi tā jiā​xīn.

   Because of his excellent performance on the project, the boss decided to give him a raise.

   Source: Dong Chinese Dictionary