Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
chai yang » chen yang, hui yang
yang yang » wang yang, wang yan
shang hai » shang kai, dang hai, chang ha
kim chai » ka chai
yang jin » yang jie, yang jun, ying jin
hong hai » zhong tai, dang hai, hong tan

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 yong kim chai yang yang jin ((hong hai) OR (shang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong kim chai yang yang jin ((hong hai) or (shang hai)) ;*.