Perhaps you should try some spelling variations:
wang xiaobing » wang xiaoping, wang xiaodong, wang xiaolin
than china » tuan china, han china, wuhan china
china due » china does, china des, china den
yang mind » yang cindy, yang jin, sang minh
shang hai » shang kai, chang ha, hong hai
yang jun » yang jui, pang jun, yang jin

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 xiaobing than china due ((yang mind) OR (yang jun)) ((shang hai) OR (dang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaobing than china due ((yang mind) or (yang jun)) ((shang hai) or (dang hai)) ;*.