Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
cac thoi » cac toi, cac hop, cac tro
thoi dap » hoi dap, thoi dai, thi dap
nhan dan » phan dau, gian dan, nhan tai
nhan va » nhan tai, nhan tao, phan van
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 cac thoi dap, nghien cuu mo hoc nganh hoa hoc xa hoi va ((nhan dan) or (nhan va))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac thoi dap, nghien cuu mo hoc nganh hoa hoc xa hoi va ((nhan dan) OR (nhan va)).
• Adding a wildcard symbol may retrieve word variants: tu cac thoi dap, nghien cuu mo hoc nganh hoa hoc xa hoi va ((nhan dan) or (nhan va))*.