Perhaps you should try some spelling variations:
nganh thong » nganh khong, nganh cong, nhanh chong
hoc nganh » hoc nhanh
thong hoc » thuong hoc, tuong hoc, thong hoa
sach doi » sach hoi, sach moi, sach dao
phan tai » pham tai, nhan tai, han tai
phan thi » pham thi, tran thi, phan tu
so sach » so sanh, bo sach, co sach
doi tap » doi tac, doi dap, doi tai
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
ma hoi » mai hoi, xa hoi, ma hoa

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: so sach doi tap, nghien cuu mon hoc nganh thong hoc ma hoi va ((phan tai) OR (phan thi))~.
• Adding a wildcard symbol may retrieve word variants: so sach doi tap, nghien cuu mon hoc nganh thong hoc ma hoi va ((phan tai) or (phan thi))*.