Perhaps you should try some spelling variations:
nhanh nhung » hanh nhung, nhanh hung, nhanh chuong
hoc nhanh » hoc nganh, hoc phan
nhung hoc » chung hoc, nhung goc, khung hoc
sach hoi » sach doi, sach moi, cach thoi
cuu sinh » cuu tinh, cua sinh, cho sinh
phan van » pham van, thanh van, luan van
so sach » so sanh, bo sach, co sach
hoi tap » hoi dap, hoc tap, hoi tai
va phan » van phan, va phat, va phap
hoc xa » hoc ma

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 hoi tap, nghien ((cuu sinh) OR (cua cong)) hoc nhanh nhung hoc xa hoi va phan van~.
• Adding a wildcard symbol may retrieve word variants: so sach hoi tap, nghien ((cuu sinh) or (cua cong)) hoc nhanh nhung hoc xa hoi va phan van*.