Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
doanh khoa » toan khoa
thanh toan » thanh hoa, thanh san
thuat san » thuat toan, thuat song, thuat lanh
cua dong » chua dong, cua cong, cua dang
co doanh » cho doanh, cao doanh, so doanh
khoa hoc » hoa hoc
san hoc » van hoc, dan hoc, san ho
hoi cap » hoi dap, hoi cac, hoi cau
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat san hoc tap, nghien cua dong co doanh khoa hoc xa hoi cap ((thanh toan) OR (tinh toan))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat san hoc tap, nghien cua dong co doanh khoa hoc xa hoi cap ((thanh toan) OR (tinh toan))*".