Perhaps you should try some spelling variations:
hyoung gun » young eun
gain yang » dan yang, daun yang, yin yang
chang hai » chang ha, shang hai, change has
gun yuan » sun yan, xu yuan, yan yuan
tan yang » dan yang, tan ying, tan yong
yi chang » ii chang, ying chang, jin chang
wang » 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 OR wing) hyoung gun yuan ((((gain yang) OR (tan yang))) OR (du yang)) yi chang hai ;~.
• Adding a wildcard symbol may retrieve word variants: (wang or wing) hyoung gun yuan ((((gain yang) or (tan yang))) or (du yang)) yi chang hai ;*.