Perhaps you should try some spelling variations:
hoc doanh » hoa doanh, hoc danh, hoc dan
doanh hoa » doanh khoa, doanh hoan, danh hoa
su sach » so sach, vu sach
hoi tap » hoc tap, hoi tai, hai tap
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoi cua » hoi chuc
ban dan » ban hang, ban hanh, ban quan
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: su sach ((hoi tap) OR (hoi dap)), nghien cuu mon hoc doanh hoa hoc xa hoi cua ban dan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((hoi tap) OR (hoi dap)), nghien cuu mon hoc doanh hoa hoc xa hoi cua ban dan".
• Adding a wildcard symbol may retrieve word variants: su sach ((hoi tap) OR (hoi dap)), nghien cuu mon hoc doanh hoa hoc xa hoi cua ban dan*.