Perhaps you should try some spelling variations:
than china » han china, wuhan china, can china
tuan china » wuhan china, can china, taiwan china
wang yang » wang yan, wang liang
kia shang » xia shang, kia hong, jia zhang
shang hai » shang kai, dang hai, chang ha
yang kia » yang ka, yang di, yang xi

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 yanling ((than china) OR (tuan china)) wang yang kia shang hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang yanling ((than china) or (tuan china)) wang yang kia shang hai ;*.