Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
doi chieu » doi chi, ho chieu, mot chieu
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tran minh » tran dinh, van minh, xuan minh
doc hieu » toc thieu, hoc thieu, hoc hien
tang cua » mang cua, hang cua, tang luan
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

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

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