My precious angels

precious, here, can be translated as cheri (darling), adorab (adorable), byenneme (beloved), or presye (precious, dear).  You can use either one.
The Google translation for that phrase is a little bit off.

my precious little angels
ti zanj byenneme mwen yo
ti zanj cheri mwen yo

The girls are my precious angels.
Ti fi yo se zanj cheri mwen.

They are my precious little angels.
Yo se ti zanj cheri mwen.

Haitian Creole ↔ English Reference, Look up Haitian Creole and English Words