Perhaps you should try some spelling variations:
hyoung yan » kyoung yang, hyoung gun, young yun
kyoung yun » young yun, kyoung yang, hyoung gun
dang hadi » dang hai
yuan tan » huan t'an, yuan kang, yuan ting
tan yang » dan yang, tan ying, tan yong
kang han » kang chen, kong hang, zhang han
yang xi » yang di, yang yi, yang jui
wang » wing, 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 ((hyoung yan) OR (kyoung yun)) yuan tan yang xi ((kang han) OR (dang hadi)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((hyoung yan) OR (kyoung yun)) yuan tan yang xi ((kang han) or (dang hadi)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((hyoung yan) OR (kyoung yun)) yuan tan yang xi ((kang han) or (dang hadi)) ;*.