Perhaps you should try some spelling variations:
nhanh chuong » nhanh chong, thanh chuong, thanh huong
nghien huu » nghien cuu, nguyen huu, nhiem huu
chuong hoc » chung hoc, thuong hoc, truong hoc
hoc nhanh » hoc nganh, hoc phan
van thanh » ban thanh, van tuan
thu sach » tu sach, thuat sach, thuoc sach
sach hoc » cach hoc, sach hoi, mach hoc
huu mot » cuu mot, huy mot, hieu mot
mot hoc » mon hoc, mo hoc, mot goc
va phan » van phan, va phat, va phap
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 huu mot hoc nhanh chuong hoc xa hoi ((va phan) or (van thanh)) dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach hoc tap, nghien huu mot hoc nhanh chuong hoc xa hoi ((va phan) OR (van thanh)) dan.
• Adding a wildcard symbol may retrieve word variants: thu sach hoc tap, nghien huu mot hoc nhanh chuong hoc xa hoi ((va phan) or (van thanh)) dan*.