Perhaps you should try some spelling variations:
toan phuong » doan phuong, tran phuong, toan thuong
chieu xanh » chieu sach, chieu sang, chieu tinh
phuong dan » phuong danh, phuong doan, huong dan
hieu manh » hieu nganh, hien hanh, hieu van
hanh tang » hanh trang, anh tang, hanh mang
tang cua » mang cua, hang cua, tang luan
cua toan » cuu toan, xuan toan, cua thanh
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((hieu manh) OR (chieu xanh))) or (dieu hanh)) - hanh tang cua toan phuong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hieu manh) OR (chieu xanh))) OR (dieu hanh)) - hanh tang cua toan phuong dan than ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((hieu manh) OR (chieu xanh))) or (dieu hanh)) - hanh tang cua toan phuong dan than ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((((hieu manh) OR (chieu xanh))) or (dieu hanh)) - hanh tang cua toan phuong dan than ban*.