Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
dan thanh » dang thanh, danh thanh, ban thanh
thanh cac » hanh cac, thanh bac, thanh ca

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((thanh tung) OR (thanh thuong)) ca ((hang cong) OR (dang cong)) dan thanh cac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - ((thanh tung) or (thanh thuong)) ca ((hang cong) OR (dang cong)) dan thanh cac~".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((thanh tung) or (thanh thuong)) ca ((hang cong) OR (dang cong)) dan thanh cac*.