Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
doc hieu » toc thieu, hoc thieu, hoc hien
dung cua » dung luan, dung cho
cong dan » cong san, cong tan, huong dan
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doc hieu)) sach - thanh dung cua nhung cong dan ((than cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doc hieu)) sach - thanh dung cua nhung cong dan ((than cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doc hieu)) sach - thanh dung cua nhung cong dan ((than cau) or (phan cau))*.