Perhaps you should try some spelling variations:
hyoung yan » kyoung yang, hyoung gun, kyoung yun
zhang han » zhang fan, zhang yan, zhang hanmo
yan yuan » yan guan, fang yuan, nan yan
yuan tan » huan t'an, yuan kang, yuan ting
tan yang » dan yang, tan ying, tan yong
kang han » kang chen, kong hang, dang hai
yang du » yang di, yang d, yang mu
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 yan yuan tan yang du ((kang han) OR (zhang han)) ;~.
• Adding a wildcard symbol may retrieve word variants: (wang or wing) hyoung yan yuan tan yang du ((kang han) or (zhang han)) ;*.