Perhaps you should try some spelling variations:
kyoung yun » young yun, kyoung yang, young eun
hyoung gun » young eun
wang wang » wang liang, wang yan, wang yong
wang yang » wang yan, wang liang, wang yanling
yang wie » yang jie, lang wien, yang di
wie rene » wilke rene, wie deine, wie eine
yang jin » yang jie, yang jun, shang jin
ying jin » jing ji, yang jie

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 wang yang wie rene ((yang jin) OR (ying jin)) ((kyoung yun) OR (hyoung gun)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang yang wie rene ((yang jin) or (ying jin)) ((kyoung yun) OR (hyoung gun)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang wang yang wie rene ((yang jin) or (ying jin)) ((kyoung yun) OR (hyoung gun)) ;*.