Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
hanh doan » hanh doanh, thanh toan, thinh doan
hinh toan » tinh toan, thanh toan, trinh toan
hang cong » dang cong, hang nong, bang cong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau
va hang » van hang, va nang, va lang

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 doan) or (hinh toan)) va hang cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - ((hanh doan) OR (hinh toan)) va hang cong dan phan dau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - ((hanh doan) or (hinh toan)) va hang cong dan phan dau*.