Perhaps you should try some spelling variations:
der reformen » der reform
teil david » weil david
fell david » cella david, weil david, hall david
zhang der » zwang der, anhang der, zugang der
wan yan » wang yan, wai yan, wang yang
nan yan » nan ya, wang yan, qian yan
qian yi » qian yan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wan yan) or (nan yan))) or (qian yi)) zhang der reformen ((teil david) OR (fell david)) n w ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wan yan) OR (nan yan))) OR (qian yi)) zhang der reformen ((teil david) OR (fell david)) n w ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wan yan) or (nan yan))) or (qian yi)) zhang der reformen ((teil david) OR (fell david)) n w ;*".