Perhaps you should try some spelling variations:
thong doanh » trong doanh, thong danh, dong doanh
doanh phan » doanh nhan, doan phan, doanh thanh
doi chieu » doi chi, ho chieu, mot chieu
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
doc hieu » toc thieu, hoc thieu, hoc hien
phan cac » nhan cach, phan dau, phan lap

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (doc hieu)) sach - canh tranh cua thong thong doanh phan cac~".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (doc hieu)) sach - canh tranh cua thong thong doanh phan cac*.