Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
canh tran » canh tranh, hanh trang, banh trang
van nhung » van nhuong, va nhung, van hung
ho chieu » theo chieu, hoc thieu, doi chieu
tran van » luan van
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doi chi)) xanh - canh tran van nhung cong dan ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chi)) xanh - canh tran van nhung cong dan ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chi)) xanh - canh tran van nhung cong dan ((toan cau) or (toan tap))*.