Perhaps you should try some spelling variations:
khong cong » thong cong, khong cang, chong cong
hanh trang » thanh trung, canh tranh, hanh trinh
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » anh tang, hanh mang, hanh tung
cua khong » hua khong, cua phuong, cua thuong
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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 xanh - ((hanh tang) OR (hanh trang)) cua khong cong tan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh tang) OR (hanh trang)) cua khong cong tan ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh tang) OR (hanh trang)) cua khong cong tan ((toan cau) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh tang) OR (hanh trang)) cua khong cong tan ((toan cau) or (toan ban))*.