Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
cach hoc » cach thuc, cach thoi, dich hoc
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
nhan tai » hang tai, van tai, toan tai
te cach » ve cach, te sach, tu cach
nhan va » nhan dan, nhan tao, phan van
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: te cach hoc tap, nghien cuu cong hoc nganh khoa hoc xa hoi va ((nhan va) OR (nhan tai))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cach hoc tap, nghien cuu cong hoc nganh khoa hoc xa hoi va ((nhan va) OR (nhan tai))".
• Adding a wildcard symbol may retrieve word variants: te cach hoc tap, nghien cuu cong hoc nganh khoa hoc xa hoi va ((nhan va) OR (nhan tai))*.