Perhaps you should try some spelling variations:
hanh dung » thanh dung, anh dung, hanh dong
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
dung cua » dung luan, dung cho
toan cau » toan cao, toan ban, toan tap
ha toan » hoa toan, ha tran, va toan

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

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