Perhaps you should try some spelling variations:
thinh doanh » chinh doanh, thinh doan, kinh doanh
doanh luan » doanh nhan
hoc chieu » hoc thieu, ho chieu, hoc hien
van thang » van thanh, van khang, van hang
thinh can » chinh can, tinh can, thinh doan
thang va » hang va, trang va, thong va
va thinh » van thinh, va tinh, va thanh

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) OR (toc thieu)) tinh - thinh doanh luan van thang va thinh can~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) OR (toc thieu)) tinh - thinh doanh luan van thang va thinh can".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) OR (toc thieu)) tinh - thinh doanh luan van thang va thinh can*.