Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
china wang » china yang, china chang, china zhang
wang ning » wang jing, wang liang, wang yang
yan tuan » yan guan, yan yuan, anh tuan
yang jie » yang di, yang jui, yang xi
yang jin » yang jun, ying jin, shang jin
zong hai » hong hai, dang hai, long han

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 yan tuan china wang ((((yang jie) OR (yang jin))) OR (wang ning)) zong hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan tuan china wang ((((yang jie) or (yang jin))) or (wang ning)) zong hai ;*.