Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, chinh doanh, doanh doanh
doi chieu » doc hieu, doi chi, ho chieu
cua thong » cua thuong, cua khong, cua tong
duong van » duong va, luong va, trong van
cua dong » chua dong, cua cong, cua dang
dang van » hoang van, hang va
quan ban » quang ban, qua ban, quan van

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 sach - hanh doanh ((cua thong) or (cua dong)) ((duong van) or (dang van)) quan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh doanh ((cua thong) OR (cua dong)) ((duong van) OR (dang van)) quan ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh doanh ((cua thong) or (cua dong)) ((duong van) or (dang van)) quan ban*.