Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
thu sach » tu sach, thuat sach, thuoc sach
khoa hoc » hoa hoc
nhan tao » nhan tai, nhan dan
tu cach » tu cac
va nhan » van nhan, ca nhan, va phan
cua mo » cua mot, cua moi, cua bo
mo hoc » mon hoc, co hoc
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: ((tu cach) or (thu sach)) hoc tap, nghien cua mo hoc nganh khoa hoc xa hoi va nhan tao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (thu sach)) hoc tap, nghien cua mo hoc nganh khoa hoc xa hoi va nhan tao.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (thu sach)) hoc tap, nghien cua mo hoc nganh khoa hoc xa hoi va nhan tao*.