Perhaps you should try some spelling variations:
chang yang » chen yang, wang yang, zhang yan
yang hong » wang hong, yang hongli, quang hong
das clan » das bilan, das land, yan clan
nan yuan » nan yan, yan yuan, fang yuan
das cern » das ferne
yan guan » gan guan, yan yuan, yang guang
hong il » jong il, hyoung il, honig ii
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 (das cern))) or (yan guan)) ((nan yuan) or (nan ya)) chang yang hong il ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: twinn ((((das clan) OR (das cern))) OR (yan guan)) ((nan yuan) OR (nan ya)) chang yang hong il ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "twinn ((((das clan) OR (das cern))) or (yan guan)) ((nan yuan) or (nan ya)) chang yang hong il ;".
• Adding a wildcard symbol may retrieve word variants: twinn ((((das clan) OR (das cern))) or (yan guan)) ((nan yuan) or (nan ya)) chang yang hong il ;*.