Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
hoi doanh » voi doanh, doi doanh, hoi danh
hoa doanh » toan doanh, hoa dan
thu sach » tu sach, thuat sach, thuoc sach
sach hoc » cach hoc, sach hoi, mach hoc
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
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: thu sach hoc tap, nghien cuu dong hoc nganh hoa hoc xa ((hoi doanh) OR (hoa doanh)) phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach hoc tap, nghien cuu dong hoc nganh hoa hoc xa ((hoi doanh) OR (hoa doanh)) phan tu".
• Adding a wildcard symbol may retrieve word variants: thu sach hoc tap, nghien cuu dong hoc nganh hoa hoc xa ((hoi doanh) OR (hoa doanh)) phan tu*.