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