Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
nganh khoa » nganh hoa, doanh khoa, anh khoa
chu sinh » cho sinh, cuu sinh, chu dinh
nhan dan » phan dau, gian dan, nhan tai
mo hoc » mon hoc, co hoc
hoc xa » hoc ma
hoi ca » hoi cua, hoi cac, hoi cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: chu sinh hoc tap, nghien cuu mo hoc ((nganh khoa) or (nganh khong)) hoc xa hoi ca nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chu sinh hoc tap, nghien cuu mo hoc ((nganh khoa) OR (nganh khong)) hoc xa hoi ca nhan dan.
• Adding a wildcard symbol may retrieve word variants: chu sinh hoc tap, nghien cuu mo hoc ((nganh khoa) or (nganh khong)) hoc xa hoi ca nhan dan*.