Perhaps you should try some spelling variations:
das bilan » des bilan, des bilans, das bild
chen yang » chen rong
yang hong » wang hong, yang hongli, quang hong
yan clan » das clan, yan guan
nan yuan » fang yuan, nan ya
yan yuan » yan guan, fang yuan, yan kun
nan yan » nan ya, wang yan, qian yan
hong il » jong il, hyoung il, honig ii

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 bilan) or (yan clan)) ((((nan yuan) OR (yan yuan))) or (nan yan)) chen yang hong il ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: twinn ((das bilan) OR (yan clan)) ((((nan yuan) OR (yan yuan))) OR (nan yan)) chen yang hong il ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "twinn ((das bilan) or (yan clan)) ((((nan yuan) OR (yan yuan))) or (nan yan)) chen yang hong il ;*".