Perhaps you should try some spelling variations:
doanh phan » doanh nhan, doan phan, doanh thanh
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
voi doanh » von doanh, tri doanh, hoa doanh
sach hoi » sach doi, sach moi, cach thoi
mach hoc » cach hoc, dich hoc, anh hoc
cuu tong » cuu cong, cuu tinh, huu tung
tong hoc » tuong hoc, thong hoc, trong hoc
hoc xa » hoc ma
xa voi » xa hoi, ba voi, da voi

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((sach hoi) or (mach hoc)) tap, nghien cuu tong hoc nganh hoa hoc xa voi doanh phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach hoi) OR (mach hoc)) tap, nghien cuu tong hoc nganh hoa hoc xa voi doanh phan tu.
• Adding a wildcard symbol may retrieve word variants: thu ((sach hoi) or (mach hoc)) tap, nghien cuu tong hoc nganh hoa hoc xa voi doanh phan tu*.