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
thoi tap » toi tap, hoc tap, thoi dai
khoa hoc » hoa hoc
nhan dan » phan dau, nhan tai
gian dan » gian lang
tu cach » tu cac
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
hoi cac » hoc cac, voi cac, hoa cac
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 thoi tap, nghien cuu mot hoc nganh khoa hoc ma hoi cac ((nhan dan) or (gian dan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thoi tap, nghien cuu mot hoc nganh khoa hoc ma hoi cac ((nhan dan) OR (gian dan)).
• Adding a wildcard symbol may retrieve word variants: tu cach thoi tap, nghien cuu mot hoc nganh khoa hoc ma hoi cac ((nhan dan) or (gian dan))*.