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
dang thanh » dong thanh, dang hanh, hoang thanh
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
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 (bang cong)) dang 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 (bang cong)) dang thanh cac~".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((thanh tung) or (thanh thuong)) ca ((hang cong) OR (bang cong)) dang thanh cac*.