Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, canh tranh, hanh trinh
hoc chieu » hoc thieu, ho chieu, hoc hien
qua dung » quang dung, su dung, qua song
cua dong » chua dong, cua cong, cua dang
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran ban » tranh ban, tran van, toan ban

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 trang ((qua dung) or (cua dong)) cong tac tran ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh trang ((qua dung) OR (cua dong)) cong tac tran ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh trang ((qua dung) or (cua dong)) cong tac tran ban*.