Perhaps you should try some spelling variations:
czechia germany » czech german
wing yanling » wang yanling, wang yangming
germany dce » germany die, germany der, germany eve
dce task » c task, one task
task min » task cil, task ii
hong ng » hong kong, hong jong, hong hong
hong a » hong ma, hong w, kong a

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: wing yanling czechia germany dce task min ((hong a) OR (hong ng)) ;~.
• Adding a wildcard symbol may retrieve word variants: wing yanling czechia germany dce task min ((hong a) or (hong ng)) ;*.