Perhaps you should try some spelling variations:
wan hyoung » wang hyoung, man houng, min hyoung
yang liang » wang liang, yan liang, yang yang
yang guang » yang yang, yan guan
nana yaa » nan ya, nan yan, nanay a
ran ying » fan ying, tan ying, jin ying
ying jin » yang jin, jing ji, yang jie
jin kang » jin chang, jin kyung, jing fang
kang hai » dang hai, kang han, shang hai

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: wan hyoung ((((yang liang) OR (yang guang))) OR (nana yaa)) ran ying jin kang hai ;~.
• Adding a wildcard symbol may retrieve word variants: wan hyoung ((((yang liang) or (yang guang))) or (nana yaa)) ran ying jin kang hai ;*.