他们为了达成目的而勾结在一起。
tāmen wèile dáchéng mùdì ér gōujié zàiyīqǐ 。
They colluded together to achieve their goals.
他被指控与敌人勾结。
tā bèi zhǐkòng yǔ dírén gōujié 。
He was accused of colluding with the enemy.
这个小团体似乎与腐败勾结。
zhègè xiǎo tuántǐ sìhū yǔ fǔbài gōujié 。
This small group seems to be colluding with corruption.