Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
tranh luan » trinh luan, trinh luat, doanh luan
luan thong » luan phong, luan tuong, luat thong
thong cong » trong cong, tong cong, thong thong
thanh toan » thanh hoa, thanh san

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