Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
tang luan » dung luan
hang cong » dang cong, hang nong, bang cong
thanh hoa » thanh pho
thanh hai » thanh phan, thanh san
tang cua » mang cua, hang cua, thong cua
cong san » cong tac

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