Perhaps you should try some spelling variations:
sang minh » kang minah, anh minh, song min
wong shiu » wong siu, cong shu, song shin
yang yao » yang yang, wang yan, yang yi
hua rene » hua ren, juan rene
yang lin » yang jin, wang lin, yang li
gong hui » tong hui, tong shui, wang hui
yang ya » yang yi, yang ka, yang y

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: ((yang ya) OR (yang yao))ng ya hua rene ((yang lin) OR (sang minh)) ((wong shiu) OR (gong hui)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((yang ya) or (yang yao))ng ya hua rene ((yang lin) or (sang minh)) ((wong shiu) or (gong hui)) ;*.