Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
phuong dan » phuong danh, phuong doan, phuong lan
doi chieu » doc hieu, doi chi, ho chieu
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
chan cau » phan cau, can cau, chinh cau

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 tranh van nhung ((phuong dan) OR (huong dan)) ((chan cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh tranh van nhung ((phuong dan) OR (huong dan)) ((chan cau) OR (phan tu))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh tranh van nhung ((phuong dan) OR (huong dan)) ((chan cau) or (phan tu))*".