Perhaps you should try some spelling variations:
dong doanh » dung doanh, trong doanh, doanh doanh
chiet tach » chieu sach
doanh phan » doanh nhan, doan phan, doanh thanh
dung dong » dung cong, vung dong, dung trong
ho chiet » ho chieu, ho thiet, hoc thiet
cach ban » cach bao, cach van, cach mang
cach ben » cach bien, bach benh, mach benh
qua dung » quang dung, su dung, qua song
cac ban » cac dan, cac van, can ban

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) OR (cac ban))) or (cach ben)) qua dung dong doanh phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - ((((cach ban) OR (cac ban))) OR (cach ben)) qua dung dong doanh phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - ((((cach ban) OR (cac ban))) or (cach ben)) qua dung dong doanh phan tu".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - ((((cach ban) OR (cac ban))) or (cach ben)) qua dung dong doanh phan tu*.