Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
tuong cuoc » truong cuoc, trong cuoc, luong cuoc
cuoc nganh » hoc nganh, cac nganh, chuc nganh
nganh nong » nganh cong
thu tuong » tu tuong, thu huong, thuy duong
thanh van » thanh san, thanh toan, thanh phan
sach hoc » cach hoc, sach hoi, mach hoc
nong hoc » dong hoc, nang hoc, nong thon
phan van » pham van, luan van, tran van
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 thu tuong cuoc nganh nong hoc xa hoi ca ((phan van) or (thanh van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach hoc tap, nghien thu tuong cuoc nganh nong hoc xa hoi ca ((phan van) OR (thanh van)).
• Adding a wildcard symbol may retrieve word variants: su sach hoc tap, nghien thu tuong cuoc nganh nong hoc xa hoi ca ((phan van) or (thanh van))*.