Perhaps you should try some spelling variations:
phuong cong » phong cong, phung cong, phuong hoang
phuong dong » phuong dung, phuong hoang, chuong duong
theo chieu » theo tieu, ho chieu, thi chieu
tranh cua » doanh cua, manh cua
theo chu » cho chu, chao chu, theo yeu
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) OR (phuong dong)) thanh 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) OR (phuong dong)) thanh 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) OR (phuong dong)) thanh pho bac".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo chu)) sach - canh tranh cua ((phuong cong) OR (phuong dong)) thanh pho bac*.