wheel and deal
verb [ I ] informal uk/ˌwiːl ən ˈdiːl/ us/ˌwiːl ən ˈdiːl/
（为获利而）投机取巧，耍弄手腕
to try to make a profit or get an advantage using clever or complicated methods and often deceiving people or breaking the usual rules
He spends his time wheeling and dealing on the stock exchange. 他把时间都花在股票交易的投机取巧上。