Perhaps you should try some spelling variations:
bei daten » der daten, ii daten, den daten
yang lin » yang jin, yang li, yang liang
wang lin » wang li, wang qin, wang limin
meng fei » feng fei, meng wei, wang fei
wan yan » wang yan, nan yan, wai yan
yan han » man han, yan zhang, kang han
bei den » bei der

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 han ((bei daten) or (bei den)) ((yang lin) OR (wang lin)) ((meng fei) or (meng xin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yan han ((bei daten) OR (bei den)) ((yang lin) OR (wang lin)) ((meng fei) OR (meng xin)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan yan han ((bei daten) or (bei den)) ((yang lin) OR (wang lin)) ((meng fei) or (meng xin)) ;".
• Adding a wildcard symbol may retrieve word variants: wan yan han ((bei daten) or (bei den)) ((yang lin) OR (wang lin)) ((meng fei) or (meng xin)) ;*.