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