Perhaps you should try some spelling variations:
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoach hoi » hoc hoi, hoach ha, sach hoi
hoc nhanh » hoc nganh, hoc phan
nhan dann » nhan dang, phan dang, nhac dan
tu hoach » thu hoach, tu hach, quy hoach
khoa hoc » hoa hoc
nhan dan » phan dau, gian dan, nhan tai
hoi tap » hoi dap, hoc tap, hoi tai
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 hoach hoi tap, nghien cuu mo hoc nhanh khoa hoc xa hoi va ((nhan dann) or (nhan dan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu hoach hoi tap, nghien cuu mo hoc nhanh khoa hoc xa hoi va ((nhan dann) OR (nhan dan)).
• Adding a wildcard symbol may retrieve word variants: tu hoach hoi tap, nghien cuu mo hoc nhanh khoa hoc xa hoi va ((nhan dann) or (nhan dan))*.