Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
mot chieu » doi chieu, ho chieu
hanh tang » hanh trang, anh tang, hanh mang
dang cong » dung cong
tang cua » mang cua, hang cua, tang luan
cua dang » cua cong, cua ban
cong ban » cong bang, cong san, cong tan
ban thi » dan thi, van thi, can thi
thi bao » thi hao, thi ba, tai bao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (theo chieu)) sach - hanh tang cua dang cong ban thi bao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chieu)) sach - hanh tang cua dang cong ban thi bao.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chieu)) sach - hanh tang cua dang cong ban thi bao*.