Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
trinh han » trinh quan
dong cong » duong cong, dung cong, dang cong
san thanh » ban thanh, van thanh, son thanh
thanh cau » thanh chau, thanh mau, nhanh cau
ho chieu » hoc thieu, doi chieu, mot chieu
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: ((ho chieu) OR (theo chieu)) sach - hanh ((trinh han) OR (trinh luat)) dong cong san thanh cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) sach - hanh ((trinh han) OR (trinh luat)) dong cong san thanh cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) sach - hanh ((trinh han) OR (trinh luat)) dong cong san thanh cau*.