Perhaps you should try some spelling variations:
yanling czech » banking czech
czech german » czechia germany, french german, czech brian
gender task » gendered task, gender case, gender tag
gender talk » gender tmale, gender als, gender tag
hong ng » hong kong, hong jong, hong hong
wang » wing, wan, lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling czech german ((gender task) OR (gender talk)) cil ((hong w) OR (hong ng)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yanling czech german ((gender task) OR (gender talk)) cil ((hong w) or (hong ng)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yanling czech german ((gender task) OR (gender talk)) cil ((hong w) or (hong ng)) ;*.