Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
cong thanh » dong thanh, cong trinh, cong tan
tieu xanh » tieu danh, chieu xanh, dieu hanh
trung cua » truong cua, trung tuan, trung cap
cong san » cong tac
toan cao » toan tap
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 trung cua cong ((cong san) or (cong thanh)) ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh trung cua cong ((cong san) OR (cong thanh)) ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh trung cua cong ((cong san) or (cong thanh)) ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh trung cua cong ((cong san) or (cong thanh)) ((toan cao) OR (toan ban))*.