ngo5 ge3 gwong2 dung1 waa2 m4 hou2
我嘅广东话唔好。 = My Cantonese is not good.
ngo5 = my
ge3 = of; someone's
ngo5 ge3 = my/mine
nei5ge3 = your/yours
gwong2dung1waa2 = Cantonese; the dialect of Guangdong province.
m4 = not
hou2 = good
我嘅广东话唔系好好。 = My Cantonese is not very good.
(Note: that in the above link there is a mistake for the word 广, which should be pronounced gwong2 instead of jim)
m4 hai6 = is not (be not)
hou2 hou2 = very good ( the first hou2 is an adverb, meaning very. The 2nd means good.)
Have a nice weekend.