Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
cach thoi » cac thoi, cach thuc, cach noi
hoc nganh » hoc nhanh
sach hoi » sach doi, sach moi, hoach hoi
khoa hoc » hoa hoc
nhan van » nhan dan, nhan va, phan van
va nhan » van nhan, ca nhan, va phan
mo hoc » mon hoc, co hoc
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 ((sach hoi) OR (cach thoi)) tap, nghien cuu mo hoc nganh khoa hoc xa hoi va nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach hoi) OR (cach thoi)) tap, nghien cuu mo hoc nganh khoa hoc xa hoi va nhan van".
• Adding a wildcard symbol may retrieve word variants: tu ((sach hoi) OR (cach thoi)) tap, nghien cuu mo hoc nganh khoa hoc xa hoi va nhan van*.