Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
canh tran » canh tranh, hanh trang, banh trang
van nhung » van nhuong, va nhung, van hung
tran van » luan van
cong san » cong tac
phan dau » hang dau

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

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