Perhaps you should try some spelling variations:
des ansatzes » des einsatzes, des datensatzes, des gesetzes
can change » urban change
han chang » huang chang, than change, chin chang
zhong tai » hong tan, hong hai, zhong zhi
hong than » hong tan, long thanh, hong hai
thing ji » thing _, jing ji, thing 3
wang » wing, lang

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) ((han chang) OR (can change)) des ansatzes thing ji ((zhong tai) or (hong than)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) ((han chang) OR (can change)) des ansatzes thing ji ((zhong tai) OR (hong than)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wan) ((han chang) OR (can change)) des ansatzes thing ji ((zhong tai) or (hong than)) ;*".