Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
duong manh » duong van
toc chieu » toc thieu, doc hieu, hoc thieu
cong manh » cong danh, cong thanh, hoang manh
cua tong » cua cong, cua nong, cua song
cua dong » chua dong, cua cong, cua dang
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu xanh - canh tranh ((cua tong) or (cua dong)) ((cong manh) OR (duong manh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu xanh - canh tranh ((cua tong) OR (cua dong)) ((cong manh) OR (duong manh)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc chieu xanh - canh tranh ((cua tong) or (cua dong)) ((cong manh) OR (duong manh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: toc chieu xanh - canh tranh ((cua tong) or (cua dong)) ((cong manh) OR (duong manh)) toan ban*.