Perhaps you should try some spelling variations:
china wang » china yang, china chang, china zhang
tan china » tuan china, than china, can china
wang hong » wang yong, wang hyoung, wang lihong
zhong zhi » zhang zhi, hong ghi, zhong tai
zong hai » hong hai, dang hai, zong he
long han » long chain, long thanh, long haul
yan tan » tan tan, yan clan, yan guan

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 OR lang) yan tan china wang hong rina ((((zong hai) OR (long han))) OR (zhong zhi)) ;~.
• Adding a wildcard symbol may retrieve word variants: (wang or lang) yan tan china wang hong rina ((((zong hai) or (long han))) or (zhong zhi)) ;*.