Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, kieu tinh
canh doanh » hanh doanh, chinh doanh, doanh doanh
nhung cong » thong cong, hang cong, nhung don
doanh cua » doanh luan
dung cong » dung trong
van than » van thanh, van thang, van tuan
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu tinh) OR (trieu tinh)) - canh doanh cua ((nhung cong) or (dung cong)) van than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu tinh) OR (trieu tinh)) - canh doanh cua ((nhung cong) OR (dung cong)) van than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu tinh) OR (trieu tinh)) - canh doanh cua ((nhung cong) or (dung cong)) van than cao".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu tinh) OR (trieu tinh)) - canh doanh cua ((nhung cong) or (dung cong)) van than cao*.