Perhaps you should try some spelling variations:
nganh song » nganh cong, nhanh song, nganh nong
hoc nganh » hoc nhanh
mach hoc » cach hoc, anh hoc, bac hoc
dich hoc » sinh hoc, hinh hoc, tinh hoc
song hoc » dong hoc, song ho, song hong
hoi benh » hoc benh, hoa benh, hoi binh
nhan tao » nhan tai, nhan dan
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
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 (dich hoc)) tap, nghien cuu mot hoc nganh song hoc xa hoi benh nhan tao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((mach hoc) OR (dich hoc)) tap, nghien cuu mot hoc nganh song hoc xa hoi benh nhan tao".
• Adding a wildcard symbol may retrieve word variants: tu ((mach hoc) OR (dich hoc)) tap, nghien cuu mot hoc nganh song hoc xa hoi benh nhan tao*.