How to pronounce 有效期 in Cantonese (3 out of 4):

以往只有三年嘅有效期
It was only three years.

Cantonese Sentence Breakdown

以往 yi5 wong5
in the past
只有 zi2 jau5
only
三年 saam1 nin4
three years
koi3
indignant
generous
to sigh (with emotion)
有效期 yau6 jau3 kei4
validity period