Perhaps you should try some spelling variations:
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoc nhanh » hoc nganh, hoc phan
sach doi » sach hoi, sach moi, sach bai
sach dao » lanh dao
khoa hoc » hoa hoc
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
nhan va » nhan tai, nhan dan, nhan tao
hoc xa » hoc ma
hoi ca » hoi cua, hoi cac, hoi cau

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