Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
chieu sach » chinh sach, chiet tach, chieu sang
thanh cao » thanh ca, thanh thao, thanh cham
thanh cac » hanh cac, thanh bac, thanh ca
ho chieu » theo chieu, hoc thieu, doi chieu
mai nang » may nang, dai nang, tai nang
nong van » song van, nong san, tong van
nong dan » cong dan, nong san, nguong dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - thanh thuong mai nang ((nong van) or (nong dan)) ((thanh cao) OR (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh thuong mai nang ((nong van) OR (nong dan)) ((thanh cao) OR (thanh cac))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh thuong mai nang ((nong van) or (nong dan)) ((thanh cao) OR (thanh cac))*".