bù kè qi
you're welcome
don't mention it
impolite
rude
blunt
bù yòng xiè
You're welcome
Don't mention it
bù yòng kè qi
You're welcome (that is, please don't thank me)
There is no need to stand on ceremonies.
bié tài kè qi
lit. no excessive politeness
Don't mention it!
You're welcome!
Please don't stand on ceremony.