Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
theo chieu » theo tieu, ho chieu, thi chieu
hanh tang » hanh trang, anh tang, hanh mang
tran chau » tranh chap, tran huu
theo chu » cho chu, chao chu, theo yeu
tang cua » mang cua, hang cua, tang luan
cua dang » cua cong, cua ban
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: ((theo chieu) OR (theo chu)) sach - hanh tang cua dang ((cong thanh) or (cong san)) tran chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) sach - hanh tang cua dang ((cong thanh) OR (cong san)) tran chau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo chu)) sach - hanh tang cua dang ((cong thanh) or (cong san)) tran chau*".