Perhaps you should try some spelling variations:
doanh quang » doan quang, doanh quan, doanh luan
theo chieu » theo tieu, theo chu, thi chieu
hanh doanh » hang doanh, chinh doanh, doanh doanh
quang vung » quang vuong, quang dung, quang hung
vung dong » cong dong
ho chieu » hoc thieu, doi chieu, mot chieu
dong van » duong van, dang van, dong von
van phan » van phong, van thanh, luan phan

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) or (theo chieu)) sach - hanh doanh quang vung dong van phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) sach - hanh doanh quang vung dong van phan tu.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) sach - hanh doanh quang vung dong van phan tu*.