Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chieu sang, hieu cach
nhung cong » dung cong, thong cong, hang cong
hanh tran » hanh trang, thanh tran, hanh tram
van nhung » van nhuong, va nhung, van hung
tran van » luan van
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (((chieu sach) or (chiet tach)))) - hanh tran van nhung cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (((chieu sach) OR (chiet tach)))) - hanh tran van nhung cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (((chieu sach) or (chiet tach)))) - hanh tran van nhung cong dan than ban*.