Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
juan rene » juan meng, juan rana
zhong zhi » hong ghi, zhong tai
zhang zhi » wang zhi, zhang wei, zhang dai
yang fan » zhang fan, yang yang, yang jin
yong ka » ong ka, yang ka, yong kim
ka juan » san juan, ka chuan, roa juan
dean » dewan, jean, den

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 yong ka juan rene ((yang fan) OR (yang dean)) ((zhong zhi) OR (zhang zhi)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong ka juan rene ((yang fan) or (yang dean)) ((zhong zhi) or (zhang zhi)) ;*.