Perhaps you should try some spelling variations:
trong doanh » trong nganh
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
doanh quan » doanh quang, doanh luan, doan quan
hoc chieu » hoc thieu, ho chieu, hoc hien
qua phan » cua phan, qua than, quang phan
quan ban » quang ban, qua ban, quan van
cua han » cua hang, cua nhan, cua phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - hanh trinh ((cua han) or (qua phan)) trong doanh quan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - hanh trinh ((cua han) OR (qua phan)) trong doanh quan ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trinh ((cua han) or (qua phan)) trong doanh quan ban*.