There are numerous ways to say “F*ck You” in Chinese
It depends on the context – where, when, to whom- you want to say “F*ck You”.
The following phrases are quite common to express the meaning of Fck You/damn it/oh sht, f*ck it, etc.
操你妈 (Cāo nǐ mā) – f*ck your mom
卧槽 (Wò cáo) – oh fck/ oh sht
我操 (Wǒ cāo)– oh fck/ oh sht
我艹 (Wǒ Cǎo) – oh fck/ oh sht
草 (Cǎo)- fck/sht
我擦 (Wǒ cā) – oh fck/ oh sht
我去 (Wǒ qù) – oh f*ck
我勒个去 (Wǒ lēi gè qù) – what the hell/oh f*ck/ Goddamn it
The characters 操/擦/艹/槽/日/去 have the similar meaning in this context – they’d all mean “f*ck”.