Perhaps you should try some spelling variations:
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoc nhanh » hoc nganh, hoc phan
toc sach » hoc sach, doc sach, thuoc sach
sach dao » lanh dao
khoa hoc » hoa hoc
nhan dan » gian dan, nhan tai
phan dau » phan tu, hang dau
dao tai » dao thai, dao tao, cao tai
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoi cac » hoc cac, voi cac, hoa cac
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: toc sach dao tai, nghien cuu mon hoc nhanh khoa hoc ma hoi cac ((nhan dan) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach dao tai, nghien cuu mon hoc nhanh khoa hoc ma hoi cac ((nhan dan) OR (phan dau))*.