Perhaps you should try some spelling variations:
des ansatzes » des einsatzes, des datensatzes, des gesetzes
yan zwang » yan zhang, yan liang, yuan wang
zhong tai » hong hai, zhong zhi
yan wang » yuan wang, yang yang, qian wang
thing a » thing _, thing 3, thing 17
zhong » zlong
hong » long
tan » than

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wan) ((yan zwang) or (yan wang)) des ansatzes thing a ((zhong tai) OR (hong tan)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) ((yan zwang) OR (yan wang)) des ansatzes thing a ((zhong tai) OR (hong tan)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wan) ((yan zwang) or (yan wang)) des ansatzes thing a ((zhong tai) OR (hong tan)) ;*".