Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
tieu xanh » tieu danh, chieu xanh, dieu hanh
cua khong » cua phuong, cua thuong, cua cong
hua khong » hoa khong, hoac khong, phuc khong
cong tan » cong tac, cong san, cong thanh
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: theo tieu xanh - hanh trang ((cua khong) or (hua khong)) cong tan ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh trang ((cua khong) OR (hua khong)) cong tan ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh trang ((cua khong) or (hua khong)) cong tan ((toan cau) or (van ban))*.