Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang vinh » yang jin, yang jing, yang lin
sang minh » kang minah, anh minh, song min
hui rene » luis rene, qui regne, hai ren
long shu » cong shu, tong shui, long du
yang yi » yang di, yang xi, yang jui
yi hui » li hui

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 yi hui rene ((yang vinh) OR (sang minh)) long shu ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang yi hui rene ((yang vinh) or (sang minh)) long shu ;*.