Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, lanh tranh
hanh trang » thanh trung, canh tranh, hanh trinh
hoc chieu » hoc thieu, ho chieu, hoc hien
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
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 - ((hanh tranh) or (hanh trang)) cua dung ((cong san) or (cong tac)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((hanh tranh) OR (hanh trang)) cua dung ((cong san) OR (cong tac)) toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - ((hanh tranh) or (hanh trang)) cua dung ((cong san) or (cong tac)) toan cao*.