Perhaps you should try some spelling variations:
chiet tach » chieu sach
doanh phan » doanh nhan, doan phan, doanh thanh
dung dong » dung cong, dung trong, cong dong
vung dong » cong dong
ho chiet » ho chieu, ho thiet, hoc thiet
cach ban » cac ban, cach bao, cach ben
ban qua » ban quan, ban cua, ban sua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - cach ban qua ((dung dong) OR (vung dong)) doanh phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - cach ban qua ((dung dong) OR (vung dong)) doanh phan tu".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - cach ban qua ((dung dong) OR (vung dong)) doanh phan tu*.