知道知道 好呀 唔該晒
I know. Okay. Thank you.

Cantonese Sentence Breakdown

知道 zi1 dou3
know
hou3
to like
to love
to be fond of
to be liable to
to be likely to
haa1
(particle equivalent to 啊 after a vowel, expressing surprise or doubt)
唔該 m4 goi1
(verb) please; thanks (for services rendered rather than gifts); excuse me
sai3
dry