Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cuu » tranh cua, trinh cuu, tranh chua
tien anh » tieng anh, tien manh, dien anh
cuu nong » cuu cong, cuu nang, cuu tong
cong anh » cong danh, dong anh, cong thanh
hong anh » hoang anh, hong hanh, dong anh
toan cau » toan cao, toan ban, toan tap

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 (tien anh)) - canh tranh cuu nong ((cong anh) OR (hong anh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (tien anh)) - canh tranh cuu nong ((cong anh) OR (hong anh)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) or (tien anh)) - canh tranh cuu nong ((cong anh) OR (hong anh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (tien anh)) - canh tranh cuu nong ((cong anh) OR (hong anh)) toan cau*.