Perhaps you should try some spelling variations:
hyoung yan » kyoung yang, hyoung gun, kyoung yun
yan yuan » yan guan, fang yuan, nan yan
yuan tan » huan t'an, yuan kang, yuan ting
kang han » kang chen, kong hang, zhang han
hong yi » chong yi, hong yu, wong yi
yi kang » xi kang, yi gang, yi yang
wang » lang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang or wan) or wing) hyoung yan yuan tan hong yi kang han ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang OR wan) OR wing) hyoung yan yuan tan hong yi kang han ;*.