Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, chinh doanh, doanh doanh
ban thanh » ban hanh, ban hang
hang cong » dang cong, hang nong, bang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cua hang » cua dang, cua nhung, cua cong
cong tac » cong ty
tac nhan » tao nhan, cac nhan, dac nhan
nhan tao » nhan tai, nhan dan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((hanh doanh) OR (ban thanh)) cua hang cong tac nhan tao~.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hanh doanh) or (ban thanh)) cua hang cong tac nhan tao*.