Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
thiet yeu » thiet ke
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
dang cong » dung cong
theo yeu » theo tieu, theo chu
tinh cua » trinh cua, sinh cua, tinh chat
cua dang » cua cong, cua ban
cong tac » cong ty
tac nhan » tao nhan, cac nhan, dac nhan
nhan cau » nhanh cau, phan cau, nhan sau

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