Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
chieu sach » chiet tach, chieu sang, chieu xanh
doanh cua » doanh luan
dung cong » dung trong
tac chuan » tac quan, tac cua, tac can
chuan cau » chuan chau, chua cau, chuan chat
hieu cac » hieu luc, hieu va, hieu van
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty

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

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