Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
canh doanh » chinh doanh, doanh doanh, kinh doanh
dung huong » dung thuong, dung phuong, dong huong
theo yeu » theo tieu, thiet yeu, theo chu
yeu sach » su sach, te sach, vu sach
cua dung » cua dang, cua dong, qua dung
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: theo yeu sach - ((canh doanh) or (hanh doanh)) cua dung huong dan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo yeu sach - ((canh doanh) OR (hanh doanh)) cua dung huong dan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo yeu sach - ((canh doanh) or (hanh doanh)) cua dung huong dan ((toan tap) or (toan ban))*.