Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh chua » tranh cua, trinh chuan, tranh chap
tieu xanh » tieu danh, chieu xanh, dieu hanh
chua hang » cua hang, chua nang, chua xang
hang cong » dang cong, hang nong, bang cong
chinh cau » chinh chau, chinh ca, chinh can
cong dan » cong san, cong tan, huong dan
chan cau » can cau, nhanh cau, toan cau
phan cau » phan dau, phan cac, phan tu

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 tranh chua hang cong dan ((((chan cau) OR (phan cau))) or (chinh cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh tranh chua hang cong dan ((((chan cau) OR (phan cau))) OR (chinh cau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh tranh chua hang cong dan ((((chan cau) OR (phan cau))) or (chinh cau))*".