Perhaps you should try some spelling variations:
hanh thang » nhanh thang, thanh thang, danh thang
hanh trang » thanh trung, canh tranh, hanh trinh
tieu xanh » tieu danh, chieu xanh, dieu hanh
va phuong » cac phuong
cong san » cong tac
san toan » van toan, dan toan, manh toan
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 thang) OR (hanh trang)) ((va phuong) or (va thuong)) cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh thang) OR (hanh trang)) ((va phuong) OR (va thuong)) cong san toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh thang) OR (hanh trang)) ((va phuong) or (va thuong)) cong san toan ban".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh thang) OR (hanh trang)) ((va phuong) or (va thuong)) cong san toan ban*.