Perhaps you should try some spelling variations:
zhang yan » zhang fan, zhang jian
hua rene » hua ren, juan rene
yang jie » yang jin, yang di, yang jui
jie wong » jie song, kie wong, ji won
wong sau » wong sam, wong siu, wong shiu
yan hua » tan hua, ya hua, wang hua
wang » wing, wan, lang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yan) or (zhang yan)) yan hua rene yang jie wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yan) OR (zhang yan)) yan hua rene yang jie wong sau ;*.