How to write "Uh-hum" in chinese?

How ah, as in faux cough.

Ur description very vague… maybe u cld give hanyu pinyin… and we find the word 4 u.

Don't have chinese words for it meh? I mean it's standard one right? I don't know the hanyi pinyin leh... sorry.

chinese dont say uh hum they just go WEI

Other than wei?

Ke is whaT?

what r u talking about ??