Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
hoc chieu » hoc thieu, ho chieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
thanh ban » thanh san, thanh van, thanh bai
thanh bac » nhanh bac, thanh bai, thanh san
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - hanh trung cua nhung ((cong tan) or (cong san)) ((thanh ban) OR (thanh bac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - hanh trung cua nhung ((cong tan) OR (cong san)) ((thanh ban) OR (thanh bac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh trung cua nhung ((cong tan) or (cong san)) ((thanh ban) OR (thanh bac))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trung cua nhung ((cong tan) or (cong san)) ((thanh ban) OR (thanh bac))*.