Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, thi chieu
cua phuong » cuu phuong, cuc phuong, luan phuong
cong thanh » dong thanh, cong trinh, truong thanh
tranh cua » doanh cua, manh cua
theo chu » cho chu, chao chu, theo yeu
cong tan » cong tac, cong san, cong ty
pho bac » cho bac, tho bac, kho bac

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 - canh tranh cua phuong ((cong thanh) OR (cong tan)) pho bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) sach - canh tranh cua phuong ((cong thanh) OR (cong tan)) pho bac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (theo chu)) sach - canh tranh cua phuong ((cong thanh) OR (cong tan)) pho bac".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo chu)) sach - canh tranh cua phuong ((cong thanh) OR (cong tan)) pho bac*.