Perhaps you should try some spelling variations:
doanh doanh » doanh hoan, doanh thanh, dong doanh
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
hoc chiet » hoc thiet, hoc nhiet, hoc hien
cua nhung » va nhung
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chiet tach - ((doanh doanh) or (toan doanh)) cua nhung cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chiet tach - ((doanh doanh) OR (toan doanh)) cua nhung cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc chiet tach - ((doanh doanh) or (toan doanh)) cua nhung cong manh toan ban*.