Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
hanh tranh » canh tranh, hanh trinh, hanh trang
huong luan » huong lan, cuong luan, huong loan
hoc thieu » toc thieu
tranh cua » doanh cua, manh cua
cua nhung » va nhung
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) OR (hoc hien)))) sach - hanh tranh cua nhung huong luan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (((hoc thieu) OR (hoc hien)))) sach - hanh tranh cua nhung huong luan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (((hoc thieu) OR (hoc hien)))) sach - hanh tranh cua nhung huong luan van ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (((hoc thieu) OR (hoc hien)))) sach - hanh tranh cua nhung huong luan van ban*.