Perhaps you should try some spelling variations:
nghien huu » nghien cuu, nguyen huu, nhiem huu
nhanh nong » nhanh dong, nhanh song, nganh nong
bach tuoc » sach duoc, sach nuoc
hoc nhanh » hoc nganh, hoc phan
tuoc tap » tuc tap, duoc tap, thuoc tai
nong hoc » dong hoc, nang hoc, nong thon
nhan van » nhan dan, nhan va, phan van
tu bach » vu bach, tu cach, tu bac
huu mon » huu son, hau mon, huu mot
mon hoc » toan hoc, dong hoc
hoc xa » hoc ma

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: tu bach tuoc tap, nghien huu mon hoc nhanh nong hoc xa hoi va ((nhan van) OR (pham van))~.
• Adding a wildcard symbol may retrieve word variants: tu bach tuoc tap, nghien huu mon hoc nhanh nong hoc xa hoi va ((nhan van) or (pham van))*.