They were in collusion and swindled people out of their money.
《新英汉大辞典》
2
别拿话来诈我。
Don't try to draw me out.; Don't try to trick me with words into betraying the secret.
《新英汉大辞典》
3
一家人全靠他在外面讹个钱,诈个财,吃点好的,穿点好的,装门面。
The family depended on his ability to wangle a few dollars occasionally. With this money, they would eat well and dress well for a while, making a pretence of affluence.