Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
manh cong » manh cuong, hanh cong, manh long
cua manh » cua thanh, cua doanh, cua nganh
cong san » cong tac
san van » tan van, luan van, tran van

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 tang) or (hanh mang)) cua manh cong san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((hanh tang) OR (hanh mang)) cua manh cong san van ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - ((hanh tang) or (hanh mang)) cua manh cong san van ban*.