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
tang cua » mang cua, hang cua, tang luan
cong ban » cong bang, cong san, cong dan
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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