Perhaps you should try some spelling variations:
yuan kang » yuan chang, chan kang, yuan kai
yuan wang » yan wang, yuan chang, qian wang
wing yan » wang yan, wing ian, wing tan
yan clan » das clan, yan guan, yan yuan
clan yan » qian yan, nan yan
chuan il » chun i
chuan fa » chuan kao, chan fai

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing yan clan yan ((yuan kang) or (yuan wang)) chen ((chuan il) OR (chuan fa)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yan clan yan ((yuan kang) OR (yuan wang)) chen ((chuan il) OR (chuan fa)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing yan clan yan ((yuan kang) or (yuan wang)) chen ((chuan il) OR (chuan fa)) ;*".