Perhaps you should try some spelling variations:
nhanh thong » nhanh chong, nhanh thang, nhan thong
hoc nhanh » hoc nganh, hoc phan
thong hoc » thuong hoc, tuong hoc, thong hoa
nhan tai » hang tai, van tai, toan tai
co sach » bo sach, cuon sach, hoc sach
doi tap » doi tac, doi dap, doi tan
doi tai » hoi tai, dai tai, doi tac
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va nhan » van nhan, ca nhan, va phan
ma hoi » mai hoi, xa hoi, ma hoa

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "co sach ((doi tap) OR (doi tai)), nghien cuu mon hoc nhanh thong hoc ma hoi va nhan tai~".
• Adding a wildcard symbol may retrieve word variants: co sach ((doi tap) OR (doi tai)), nghien cuu mon hoc nhanh thong hoc ma hoi va nhan tai*.