Perhaps you should try some spelling variations:
xiaodong than » xiaotong zhang, xiaodong huang
than china » tuan china, han china, wuhan china
china due » china does, china des, china den
shang hai » shang kai, chang ha, hong hai
yang jin » yang jie, ying jin, shang jin
yang jun » yang jui, pang jun, yang judy
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 xiaodong than china due ((yang jin) OR (yang jun)) ((shang hai) OR (dang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaodong than china due ((yang jin) or (yang jun)) ((shang hai) or (dang hai)) ;*.