Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
hoc nhanh » hoc nganh, hoc phan
chong hoc » chung hoc, chong doc, thong hoc
thu sach » tu sach, thuat sach, thuoc sach
sach hoc » cach hoc, sach hoi, mach hoc
nhan dan » phan dau, gian dan, nhan tai
toan tai » toan tap, doanh tai, toan ban
van hoc » van hoa
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: thu sach hoc tap, nghien cuu van hoc nhanh chong hoc xa hoi va ((nhan dan) or (toan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach hoc tap, nghien cuu van hoc nhanh chong hoc xa hoi va ((nhan dan) OR (toan tai)).
• Adding a wildcard symbol may retrieve word variants: thu sach hoc tap, nghien cuu van hoc nhanh chong hoc xa hoi va ((nhan dan) or (toan tai))*.