Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong thuoc
cach hoc » cach thuc, cach thoi, dich hoc
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
nhan tao » nhan tai, nhan dan
tu cach » tu cac
nhan va » nhan tai, nhan dan, phan van
ma hoi » mai hoi, xa hoi, ma hoa

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 cong hoc nganh khong hoc ma hoi va ((nhan va) OR (nhan tao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach hoc tap, nghien cuu cong hoc nganh khong hoc ma hoi va ((nhan va) OR (nhan tao))".
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nghien cuu cong hoc nganh khong hoc ma hoi va ((nhan va) OR (nhan tao))*.