Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hieu manh » chieu xanh, hieu nganh, dieu hanh
nong luan » tong luan, cong luan, dong luan
luan phan » luan van, luan hoan
cua hang » cua nhung, cua cong, cua ban
cua dang » cua cong, cua ban
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chieu sach)) - canh tranh ((cua hang) OR (cua dang)) nong luan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sach)) - canh tranh ((cua hang) OR (cua dang)) nong luan phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (chieu sach)) - canh tranh ((cua hang) OR (cua dang)) nong luan phan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sach)) - canh tranh ((cua hang) OR (cua dang)) nong luan phan cau*.