Perhaps you should try some spelling variations:
german gender » germany under, german border, human gender
german lander » german lawyers, german learner, german labor
yanling data » handling data, banking data, planning data
wan yanling » wang yanling, wang yangming, wang danning
tang min » chang min, sang minh, yang mind
hong ng » hong kong, hong jong, hong hong
hong 7 » hong w, hong a, hong g

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan yanling data ((german lander) OR (german gender)) tang min ((hong 7) or (hong ng)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yanling data ((german lander) OR (german gender)) tang min ((hong 7) OR (hong ng)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan yanling data ((german lander) OR (german gender)) tang min ((hong 7) or (hong ng)) ;".
• Adding a wildcard symbol may retrieve word variants: wan yanling data ((german lander) OR (german gender)) tang min ((hong 7) or (hong ng)) ;*.