Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
chieu sach » chinh sach, chiet tach, chieu sang
dung huong » dung thuong, dung phuong, dong huong
thieu cac » hieu cac, thien cac, hieu ca
doanh cua » doanh luan
cua dung » cua dang, cua dong, qua dung
chan cau » can cau, chinh cau, nhanh cau
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu cac) or (chieu sach)) - canh doanh cua dung huong dan ((chan cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu cac) OR (chieu sach)) - canh doanh cua dung huong dan ((chan cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu cac) or (chieu sach)) - canh doanh cua dung huong dan ((chan cau) or (phan cau))*.