Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
dai thong » dai hong, dai thang, dai trong
dai tuong » dai cuong, doi tuong, dai duong
dung hanh » dung thanh, dang hanh, dung danh
hanh va » hang va, hanh vi
va ban » van ban, va bai, va bao

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - thanh truong ((dai thong) or (dai tuong)) dung hanh va ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh truong ((dai thong) OR (dai tuong)) dung hanh va ban.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh truong ((dai thong) or (dai tuong)) dung hanh va ban*.