Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
thanh chau » thanh cha, thanh cham, thanh chu
kinh doan » kinh doanh, minh doan, thinh doan
thanh cau » thanh mau, nhanh cau, thanh ca
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sach) or (chieu tinh)) - kinh doan va nhung cong van ((thanh cau) OR (thanh chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu tinh)) - kinh doan va nhung cong van ((thanh cau) OR (thanh chau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chieu tinh)) - kinh doan va nhung cong van ((thanh cau) OR (thanh chau))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chieu tinh)) - kinh doan va nhung cong van ((thanh cau) OR (thanh chau))*.