Perhaps you should try some spelling variations:
gesetzes jing » gesetze ein, gesetzes iii, gesetzes und
yan zwang » yan wang, yan zhang, yan liang
zwang des » zwange des, zwang der, zugang des
zhong tai » hong tan, hong hai, zhong zhi
wan yan » wang yan, nan yan, wai yan
jing ji » ying jin
dong di » dong sin

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 zwang des gesetzes jing ji ((zhong tai) or (dong di)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yan zwang des gesetzes jing ji ((zhong tai) OR (dong di)) ;*.