Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
phuong doan » phuong loan, phuong hoang, huong dan
tuong doan » tuong dan, trong doanh, truong toan
doc chieu » doc hieu, doi chieu, toc thieu
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
cua nhung » va nhung
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc chieu) or (hoc thieu)) sang - doanh doanh cua nhung ((tuong doan) OR (phuong doan)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc chieu) OR (hoc thieu)) sang - doanh doanh cua nhung ((tuong doan) OR (phuong doan)) phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc chieu) or (hoc thieu)) sang - doanh doanh cua nhung ((tuong doan) OR (phuong doan)) phan cac".
• Adding a wildcard symbol may retrieve word variants: ((doc chieu) or (hoc thieu)) sang - doanh doanh cua nhung ((tuong doan) OR (phuong doan)) phan cac*.