Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
tieu xanh » tieu danh, dieu hanh, tien anh
hanh dang » hanh dong, anh dang, hanh dung
dung cong » dung trong
dang xay » dang van, van xay
cong san » cong tac
tran ban » tranh ban, tran van, tran bai
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) OR (chieu xanh)) - hanh dang xay dung cong san ((tran ban) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (chieu xanh)) - hanh dang xay dung cong san ((tran ban) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) OR (chieu xanh)) - hanh dang xay dung cong san ((tran ban) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) OR (chieu xanh)) - hanh dang xay dung cong san ((tran ban) or (toan ban))*.