Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
theo chieu » theo tieu, ho chieu, theo chu
doanh luan » doanh nhan
cuong cong » luong cong, duong cong, dung cong
cong cong » cong dong, trong cong, dung cong
vinh toan » tinh toan, hinh toan, minh toan
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hien) or (theo chieu)) xanh - doanh doanh luan ((cuong cong) OR (cong cong)) vinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (theo chieu)) xanh - doanh doanh luan ((cuong cong) OR (cong cong)) vinh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hien) or (theo chieu)) xanh - doanh doanh luan ((cuong cong) OR (cong cong)) vinh toan cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (theo chieu)) xanh - doanh doanh luan ((cuong cong) OR (cong cong)) vinh toan cau*.