However; whatever
Note: some texts and dictionaries write àn-chóaⁿ as án-chóaⁿ.
I nā m̄-thiaⁿ, àn-chóaⁿ kóng mā bô chhái-kang.
He doesn’t want to listen, so whatever you say will be of no use.
Lí àn-chóaⁿ cháu to cháu bē iâⁿ i.
No matter what you do you’ll never out-run him.
Góa aǹ-choáⁿ kiò i, i lóng bô chhut siaⁿ, tìⁿ m̄ chai.
No matter how I called him, he didn’t make a sound, and pretended that he didn’t know.