Perhaps you should try some spelling variations:
nhuong cong » nhung cong, luong cong, duong cong
van nhuong » van chuong, van phuong, van huong
hoc thieu » toc thieu, hoc hien
hanh tram » hanh tam, hanh trang, thanh tran
thi hieu » thi chieu, thi hien, thi dieu
tram van » tran van, tam van, trang van
cong san » cong tac
ban cau » bang cau, ban can, van cau
can cau » van cau, ca cau, cac cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (thi hieu)) xanh - hanh tram van nhuong cong san ((ban cau) or (can cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (thi hieu)) xanh - hanh tram van nhuong cong san ((ban cau) OR (can cau)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (thi hieu)) xanh - hanh tram van nhuong cong san ((ban cau) or (can cau))*.