Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh doanh » hanh doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, hang cong
thieu cac » hieu cac, thien cac, hieu ca
thien cau » hien cau, khien cau, thien cac
doanh cua » doanh luan
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan can » dan chan, dan canh, dan ca
can cau » van cau, ban cau, ca cau

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 (thien cau))) or (chieu sach)) - canh doanh cua nhung cong dan can cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu cac) OR (thien cau))) OR (chieu sach)) - canh doanh cua nhung cong dan can cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu cac) or (thien cau))) or (chieu sach)) - canh doanh cua nhung cong dan can cau*.