Perhaps you should try some spelling variations:
dong yang » dong hoang, wang yang, yang yang
than wang » chen wang, qian wang, than war
shang hai » shang kai, dang hai, hong hai
yang fan » zhang fan, yang dean, yang yang
fan than » van thanh
chang ha » chang mae
yan jin » yang jin, yan jiu, yang jing

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: dong yang fan than wang yan jin ((shang hai) OR (chang ha)) ;~.
• Adding a wildcard symbol may retrieve word variants: dong yang fan than wang yan jin ((shang hai) or (chang ha)) ;*.