Perhaps you should try some spelling variations:
nganh khung » nganh khong, nhanh hung
hoc nganh » hoc nhanh
khung hoc » chung hoc, nhung hoc, thuong hoc
sach doi » sach hoi, sach moi, sach dao
van nhan » van phan, van thanh, danh nhan
tu sach » thu sach, su sach, te sach
doi tap » doi tac, doi dap, doi tai
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va phan » van phan, va phat, va phap
hoc xa » hoc ma

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach doi tap, nghien cuu mon hoc nganh khung hoc xa hoi ((van nhan) OR (va phan)) van~.
• Adding a wildcard symbol may retrieve word variants: tu sach doi tap, nghien cuu mon hoc nganh khung hoc xa hoi ((van nhan) or (va phan)) van*.