Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh hang » thanh hang, hang hang, hanh han
hang cua » mang cua, hang ca, huong cua
cua dang » cua cong, cua ban
nong dan » cong dan, nong san, nguong dan
cong tan » cong tac, cong san, cong thanh
than cau » phan cau, than cap, thanh chau
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 hang cua dang ((nong dan) or (cong tan)) ((than cau) OR (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh hang cua dang ((nong dan) OR (cong tan)) ((than cau) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh hang cua dang ((nong dan) or (cong tan)) ((than cau) OR (toan cau))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh hang cua dang ((nong dan) or (cong tan)) ((than cau) OR (toan cau))*.