Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
hoc nhanh » hoc nganh, hoc phan
chong hoc » chung hoc, chong doc, thong hoc
sach doi » sach hoi, sach dao, sach bai
sach moi » sach hoi, bach mai, sach bai
nhan tao » nhan tai, nhan dan
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoc mai » hoc ma, hoc dai, hoc bai
mai hoi » mai khoi, dai hoi, lai hoi
va nhan » van nhan, ca nhan, va phan

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) or (sach moi)) tap, nghien cuu mon hoc nhanh chong hoc mai hoi va nhan tao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach doi) OR (sach moi)) tap, nghien cuu mon hoc nhanh chong hoc mai hoi va nhan tao*.