Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
sang minh » kang minah, anh minh, song min
lee sang » lee ann
hong hai » shang hai, zhong tai, dang hai
yang li » yang lin, yang di, yang xi
hua lee » hwan lee, phua lye, zhuo lee
hong yu » wong yue
li hua » li hui, lu hua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang li hua lee sang minh ((hong hai) OR (hong yu)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang li hua lee sang minh ((hong hai) or (hong yu)) ;*.