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
van thanh » ban thanh, van tuan
thanh tai » thanh hai, thanh toan, doanh tai
sach moi » sach doi, bach mai, sach bai
sach hoi » sach doi, cach thoi, hoach hoi
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoi van » hoi va, hoi dan, hai van
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: so ((sach moi) or (sach hoi)) tap, nghien cuu mon hoc nhanh thong hoc ma hoi van thanh tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so ((sach moi) OR (sach hoi)) tap, nghien cuu mon hoc nhanh thong hoc ma hoi van thanh tai*.