Perhaps you should try some spelling variations:
xiaodong huang » xiaotong zhang
xiaoyan deng » xiaoyang tang
daun yang » dan yang, du yang, tan yang
shang hai » shang kai, dang hai, chang ha
hua daun » hua ban
hong hai » zhong tai, dang hai, hong tan
yang ji » yang jui, yang jie, 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: ren ((xiaoyan deng) OR (xiaodong huang)) hua daun yang ji ((hong hai) OR (shang hai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ren ((xiaoyan deng) or (xiaodong huang)) hua daun yang ji ((hong hai) OR (shang hai)) ;~".
• Adding a wildcard symbol may retrieve word variants: ren ((xiaoyan deng) or (xiaodong huang)) hua daun yang ji ((hong hai) OR (shang hai)) ;*.