Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
canh doanh » hanh doanh, chinh doanh, doanh doanh
luan tuong » luan luong, luat thuong, xuan truong
hoc thieu » toc thieu, hoc hien
thong van » thong va, thong quan, truong van
trong van » trong cac
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 thieu tinh - ((canh doanh) or (kinh doanh)) luan tuong ((thong van) OR (trong van)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((canh doanh) OR (kinh doanh)) luan tuong ((thong van) OR (trong van)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - ((canh doanh) or (kinh doanh)) luan tuong ((thong van) OR (trong van)) phan cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - ((canh doanh) or (kinh doanh)) luan tuong ((thong van) OR (trong van)) phan cau*.