Perhaps you should try some spelling variations:
wang sang » wang yang, wang liang, wang yan
sang minh » kang minah, anh minh, song min
minh juan » dinh tuan
juan rene » juan meng, juan rana
yang jin » yang jie, yang jun, ying jin
yang jui » yang judy, yang di, yang yi
wong sam » wong sau, wong lai, kong sar
yang xi » yang di, yang yi

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 sang minh juan rene ((yang jin) OR (((yang xi) OR (yang jui)))) wong sam ;~.
• Adding a wildcard symbol may retrieve word variants: wang sang minh juan rene ((yang jin) or (((yang xi) or (yang jui)))) wong sam ;*.