Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
cua khong » hua khong, cua phuong, cua thuong
cua tong » cua cong, cua dong, cua nong
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 ((cua tong) or (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 ((cua tong) OR (cua khong)) cong tan ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tang ((cua tong) or (cua khong)) cong tan ((toan cau) or (toan ban))*.