3 sentences

1. 这婆娘真是不可理喻。

   zhè pó​niáng zhēn shì bù​kě​lǐ​yù.

   This woman is simply unreasonable.

   Source: Dong Chinese Dictionary

2. 她变得不可理喻不是你的错。

   tā biàn de bù​kě​lǐ​yù bù shì nǐ de cuò.

   It's not your fault she became impossible.

   Source: OpenSubtitles

3. 他这个人简直不可理喻，根本没办法沟通。

   tā zhè gè rén jiǎn​zhí bù​kě​lǐ​yù, gēn​běn méi bàn​fǎ gōu​tōng.

   He is simply unreasonable and impossible to communicate with.

   Source: Dong Chinese Dictionary