Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
cong luan » tong luan, cong tuan, dong luan
luan phan » luan van, luan hoan
hoc lieu » hoc dieu, hoc tieu, ho lieu
hoc sieu » hoc dieu, hoc thieu, hoc hien
cua bang » chua bang, cua ban, cua hang
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: ((hoc lieu) or (hoc sieu)) tinh - hanh doanh ((cua bang) OR (cua dang)) cong luan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc lieu) OR (hoc sieu)) tinh - hanh doanh ((cua bang) OR (cua dang)) cong luan phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc lieu) or (hoc sieu)) tinh - hanh doanh ((cua bang) OR (cua dang)) cong luan phan cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc lieu) or (hoc sieu)) tinh - hanh doanh ((cua bang) OR (cua dang)) cong luan phan cau*.