Perhaps you should try some spelling variations:
phan thanh » tran thanh, van thanh
chen phan » chen chuan, chen hao, chen jian
wang yang » wang yan, wang liang, wang yanling
yang jui » yang judy, yang di, yang yi
long shu » cong shu, tong shui, long du
wang wei » zhang wei, wang zhi
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 yang) OR (dong sin)) ((yang jui) OR (yang xi)) chen phan thanh ((long shu) OR (wang wei)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang yang) or (dong sin)) ((yang jui) or (yang xi)) chen phan thanh ((long shu) or (wang wei)) ;*.