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
chu bang » thu bang, chuc nang, chu quang
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cau » toan cau, phan cau, than cap

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 ((chu bang) or (cua ban)) cong tan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh trang ((chu bang) OR (cua ban)) cong tan than cau*.