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
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
mai hoi » mai khoi, dai hoi, lai hoi
nhan va » nhan tai, nhan dan, nhan tao
ma hoi » xa hoi, ma hoa, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach doi tap, nghien cuu mon hoc nganh thong hoc ((ma hoi) OR (mai hoi)) van nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach doi tap, nghien cuu mon hoc nganh thong hoc ((ma hoi) OR (mai hoi)) van nhan va*".