Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, canh tranh, hanh trinh
duong cong » dung cong, luong cong, duong trong
ho chieu » theo chieu, hoc thieu, doi chieu
trang va » tran van, hang va
va duong » van duong, va tuong, va huong
cong san » cong tac
ban cao » ban can, ban co, bac cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - hanh trang va duong cong san ((ban cao) or (bao cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh trang va duong cong san ((ban cao) OR (bao cao)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh trang va duong cong san ((ban cao) or (bao cao))*.