Perhaps you should try some spelling variations:
thieu tinh » chieu tinh, thien tinh, lieu tinh
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
cua thong » cua thuong, cua khong, cua tong
cong van » cong vang, song van, cong tan
cong san » cong tac
tuan mau » thanh mau, lluan mau, trang mau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu tinh) OR (trieu tinh)) - canh doanh cua thong ((cong van) OR (cong san)) tuan mau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu tinh) OR (trieu tinh)) - canh doanh cua thong ((cong van) or (cong san)) tuan mau~".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu tinh) OR (trieu tinh)) - canh doanh cua thong ((cong van) or (cong san)) tuan mau*.