Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
gain yang » dan yang, daun yang, tan yang
yao shang » gao shang, yao yang, hao zhang
shang hai » shang kai, dang hai, chang ha
tuan hua » tan hua, tuan vu, yuan hui
yang yao » yang yang, yang yi, yang fan
wang » wing, wan, lang

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 hua) OR (wuhan china)) gain yang yao shang hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan ((tuan hua) or (wuhan china)) gain yang yao shang hai ;*.