Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
nganh khoa » nganh hoa, doanh khoa, anh khoa
chu dinh » vu dinh, chu manh, co dinh
dinh hoc » sinh hoc, hinh hoc, tinh hoc
dan tuan » doan tuan, van tuan, dan luan
tuan san » luan san, tan san, thanh san
hoi dan » hoa dan, hoc dan, hoi dap
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: chu dinh hoc tap, nghien cuu mo hoc ((nganh khoa) OR (nganh khong)) hoc xa hoi dan tuan san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chu dinh hoc tap, nghien cuu mo hoc ((nganh khoa) OR (nganh khong)) hoc xa hoi dan tuan san".
• Adding a wildcard symbol may retrieve word variants: chu dinh hoc tap, nghien cuu mo hoc ((nganh khoa) OR (nganh khong)) hoc xa hoi dan tuan san*.