Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
cach thoi » cac thoi, cach thuc, cach noi
khong hoc » khung hoc, thong hoc, khong thuoc
mach hoc » cach hoc, dich hoc, anh hoc
cuu dong » cuu cong, cuu tong, cuu long
co nganh » hoc nganh, cac nganh, moi nganh
nhan dan » phan dau, gian dan, nhan tai
va nhan » van nhan, ca nhan, va phan
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 ((mach hoc) or (cach thoi)) tap, nghien cuu dong co nganh khong hoc xa hoi va nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((mach hoc) OR (cach thoi)) tap, nghien cuu dong co nganh khong hoc xa hoi va nhan dan.
• Adding a wildcard symbol may retrieve word variants: tu ((mach hoc) or (cach thoi)) tap, nghien cuu dong co nganh khong hoc xa hoi va nhan dan*.