Perhaps you should try some spelling variations:
chang yang » chen yang, wang yang, zhang yan
yan clan » yan guan, yan yuan
nan yuan » nan yan, yan yuan, fang yuan
das clan » das bilan, das land, das cern
hong il » hyoung il, honig ii, honig im
jong il » jong min
nan ya » nan yan, nana yaa

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

• Performing a fuzzy search may retrieve terms with similar spellings: twinn ((das clan) or (yan clan)) ((nan yuan) or (nan ya)) chang yang ((hong il) OR (jong il)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: twinn ((das clan) OR (yan clan)) ((nan yuan) OR (nan ya)) chang yang ((hong il) OR (jong il)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "twinn ((das clan) or (yan clan)) ((nan yuan) or (nan ya)) chang yang ((hong il) OR (jong il)) ;".
• Adding a wildcard symbol may retrieve word variants: twinn ((das clan) or (yan clan)) ((nan yuan) or (nan ya)) chang yang ((hong il) OR (jong il)) ;*.