Perhaps you should try some spelling variations:
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoc nhanh » hoc nganh, hoc phan
mach hoc » cach hoc, dich hoc, anh hoc
sach doi » sach hoi, sach moi, sach dao
khoa hoc » hoa hoc
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va phan » van phan, va phat, va phap
phan va » phan van, nhan va, han va
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((mach hoc) or (sach doi)) tap, nghien cuu mon hoc nhanh khoa hoc xa hoi va phan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((mach hoc) OR (sach doi)) tap, nghien cuu mon hoc nhanh khoa hoc xa hoi va phan va.
• Adding a wildcard symbol may retrieve word variants: tu ((mach hoc) or (sach doi)) tap, nghien cuu mon hoc nhanh khoa hoc xa hoi va phan va*.