Perhaps you should try some spelling variations:
thuong duong » tuong duong, chuong duong, thong duong
thuong luong » theo luong, cong luong, thong thuong
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, hoc thieu, doi chieu
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: ((ho chieu) or (cao hieu)) xanh - hanh tranh cua ((thuong duong) OR (thuong luong)) tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (cao hieu)) xanh - hanh tranh cua ((thuong duong) OR (thuong luong)) tinh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (cao hieu)) xanh - hanh tranh cua ((thuong duong) OR (thuong luong)) tinh toan cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (cao hieu)) xanh - hanh tranh cua ((thuong duong) OR (thuong luong)) tinh toan cau*.