Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
huong luan » cuong luan, huong loan, truong luan
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
cua nhung » va nhung
huong lan » phuong lan, thuong lan, huong dan
ho chieu » theo chieu, doi chieu, mot chieu

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 (hoc thieu)) sach - hanh doanh cua nhung ((huong luan) OR (huong lan)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sach - hanh doanh cua nhung ((huong luan) OR (huong lan)) van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc thieu)) sach - hanh doanh cua nhung ((huong luan) OR (huong lan)) van ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) sach - hanh doanh cua nhung ((huong luan) OR (huong lan)) van ban*.