Perhaps you should try some spelling variations:
nhanh khong » nhanh chong, nganh khong, nhan khong
hoc nhanh » hoc nganh, hoc phan
khong hoc » khung hoc, thong hoc, khong thuoc
sach hoc » cach hoc, sach hoi, mach hoc
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
nhan dan » phan dau, nhan tai
gian dan » gian lang
su sach » so sach, vu sach
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: su sach hoc tap, nghien cuu cong hoc nhanh khong hoc xa hoi ca ((nhan dan) OR (gian dan))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach hoc tap, nghien cuu cong hoc nhanh khong hoc xa hoi ca ((nhan dan) OR (gian dan))".
• Adding a wildcard symbol may retrieve word variants: su sach hoc tap, nghien cuu cong hoc nhanh khong hoc xa hoi ca ((nhan dan) OR (gian dan))*.