Perhaps you should try some spelling variations:
wang liang » wang yang
yuan wang » yan wang, yuan kang, yuan chang
liang hua » wang hua, liang sun, liang zhu
sang minh » kang minah, anh minh, song min
hua rene » hua ren, juan rene
yang jun » yang jui, pang jun, yang jin
hong yu » wong yue

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: yuan wang liang hua rene ((sang minh) OR (yang jun)) hong yu ;~.
• Adding a wildcard symbol may retrieve word variants: yuan wang liang hua rene ((sang minh) or (yang jun)) hong yu ;*.