Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, canh tranh, hanh trinh
dang cong » dung cong
tan thanh » tran thanh, tang thanh, toan thanh
thanh cau » thanh chau, thanh mau, nhanh cau
trang va » tran van, hang va
cong tan » cong tac, cong san, cong thanh
va dang » van dang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu xanh) or (trieu tinh)) - hanh trang va dang cong tan thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (trieu tinh)) - hanh trang va dang cong tan thanh cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (trieu tinh)) - hanh trang va dang cong tan thanh cau*.