Perhaps you should try some spelling variations:
nganh thong » nganh khong, nganh cong, nhanh chong
nghien cua » nghien cuu, nghiep cua, nghiep vua
hoc nganh » hoc nhanh
thong hoc » thuong hoc, tuong hoc, thong hoa
mach hoc » cach hoc, dich hoc, anh hoc
cua toan » cuu toan, xuan toan, cua thanh
toan hoc » toan khoa, van hoc, hoa hoc
nhan dan » phan dau, gian dan
nhan tai » hang tai, van tai, toan tai
tu mach » tu cach, tu manh, tu hach
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 tap, nghien cua toan hoc nganh thong hoc xa hoi va ((nhan dan) OR (nhan tai))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu mach hoc tap, nghien cua toan hoc nganh thong hoc xa hoi va ((nhan dan) OR (nhan tai))".
• Adding a wildcard symbol may retrieve word variants: tu mach hoc tap, nghien cua toan hoc nganh thong hoc xa hoi va ((nhan dan) OR (nhan tai))*.