Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, thi chieu
tranh cua » doanh cua, manh cua
dong cong » duong cong, dung cong, dang cong
theo chu » cho chu, chao chu, theo yeu
cua dong » chua dong, cua cong, cua dang
cong tac » cong ty
nhan cau » nhanh cau, nhan sau, nhin cau
phan cau » phan dau, phan cac, phan tu

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