Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
cua nhung » va nhung
hanh ban » thanh ban, hang ban, hanh san
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cau » toan cau, phan cau, than cap
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu manh) or (((chieu sach) or (chinh sach)))) - hanh ban cua nhung cong tan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu manh) OR (((chieu sach) OR (chinh sach)))) - hanh ban cua nhung cong tan than cau.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu manh) or (((chieu sach) or (chinh sach)))) - hanh ban cua nhung cong tan than cau*.