Perhaps you should try some spelling variations:
kang young » wang hyoung
wang ying » wang yang, wang jing, wang ning
wang yong » wang yang, wang hyoung, wang yan
yang yuan » fang yuan, yan yuan, yang yun
yuan kang » yuan wang, yuan chang, chan kang
young cai » yong cai, young choi, young man
fang hay » dang hai, fang a, kang han
eang hay » dang hai, kang han

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 ying) OR (wang yong)) yang yuan kang young cai ((fang hay) OR (eang hay)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang ying) OR (wang yong)) yang yuan kang young cai ((fang hay) or (eang hay)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang ying) OR (wang yong)) yang yuan kang young cai ((fang hay) or (eang hay)) ;*.