Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
doanh hoan » doanh doanh, doanh khoa, doanh nhan
cong thanh » dong thanh, cong trinh, cong tan
cong manh » cong danh, duong manh, hoang manh
hoan cua » hoa cua, toan cua, han cua
cua bang » chua bang, cua ban, cua dang
toan cau » toan cao, toan ban, toan tap

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)) - doanh hoan cua bang ((cong manh) OR (cong thanh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu tinh)) - doanh hoan cua bang ((cong manh) OR (cong thanh)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chieu tinh)) - doanh hoan cua bang ((cong manh) OR (cong thanh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chieu tinh)) - doanh hoan cua bang ((cong manh) OR (cong thanh)) toan cau*.