Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
cach hoc » cach thuc, cach thoi, dich hoc
khoa hoc » hoa hoc
van nhan » van phan, van thanh, danh nhan
tu cach » tu cac
cuu mon » cuu mo, cuu mot, cuu cong
hoa van » hoa dan, hoang van, hoa phan
nhan va » nhan tai, nhan dan, nhan tao

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 hoc tap, nghien cuu mon ((hoc nganh) or (hoc dan)) khoa hoc ma hoa van nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach hoc tap, nghien cuu mon ((hoc nganh) OR (hoc dan)) khoa hoc ma hoa van nhan va.
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nghien cuu mon ((hoc nganh) or (hoc dan)) khoa hoc ma hoa van nhan va*.