Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
thi bach » thi bich, thi hanh, thi anh
khoa hoc » hoa hoc
cau pham » cau cham, cau phan, cau phap
te bach » te sach
mai tap » bai tap, mai tat, mai tan
hoi cau » hoi chu, hoc cau, hoa cau
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: ((te bach) OR (thi bach)) mai tap, nghien cuu mo hoc nganh khoa hoc xa hoi cau pham van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te bach) OR (thi bach)) mai tap, nghien cuu mo hoc nganh khoa hoc xa hoi cau pham van".
• Adding a wildcard symbol may retrieve word variants: ((te bach) OR (thi bach)) mai tap, nghien cuu mo hoc nganh khoa hoc xa hoi cau pham van*.