2 sentences

1. 我们可以在里面为所欲为。

   wǒ​men kě​yǐ zài lǐ​miàn wéi​suǒ​yù​wéi.

   We can do whatever we want in there.

   Source: OpenSubtitles

2. 既然没人管他，他就在这里为所欲为。

   jì​rán méi rén guǎn tā, tā jiù zài zhè​lǐ wéi​suǒ​yù​wéi.

   Since no one is looking after him, he does whatever he wants here.

   Source: Dong Chinese Dictionary