Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
sach moi » sach hoi, bach mai, sach bai
sach doi » sach hoi, sach dao, sach bai
khoa hoc » hoa hoc
cua luan » cua luat, cua quan, quan luan
hoi cua » hoi chuc
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 ((sach moi) OR (sach doi)) tai, nghien cuu mo hoc nganh khoa hoc xa hoi cua luan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach moi) OR (sach doi)) tai, nghien cuu mo hoc nganh khoa hoc xa hoi cua luan van".
• Adding a wildcard symbol may retrieve word variants: tu ((sach moi) OR (sach doi)) tai, nghien cuu mo hoc nganh khoa hoc xa hoi cua luan van*.