Perhaps you should try some spelling variations:
wang liang » wang yang
liang nan » jiang nan
yang yang » wang yang, wang yan
wang yong » wang yang, wang hyoung, wang yan
yang tan » yang dean, ybhg tan, wang yan
hong hai » dang hai, hong tan, hong ghi
nan hua » tan hua, wang hua

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 liang nan hua rents ((yang tan) OR (((yang yang) OR (wang yong)))) hong hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang liang nan hua rents ((yang tan) or (((yang yang) or (wang yong)))) hong hai ;*.