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