Perhaps you should try some spelling variations:
lang hyoung » wang hyoung, kang young, hwang byoung
hyoung gun » young eun
pang jiu » pang jun, yang jie, yang jin
gun hua » gui hua, tuan hua
yan jiu » yang jie, yang jin
yang xi » yang yi, yang jui
long d » long do, long du, long _

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: lang hyoung gun hua wei ((((yan jiu) OR (pang jiu))) OR (((yang di) OR (yang xi)))) long d ;~.
• Adding a wildcard symbol may retrieve word variants: lang hyoung gun hua wei ((((yan jiu) or (pang jiu))) or (((yang di) or (yang xi)))) long d ;*.