Perhaps you should try some spelling variations:
thuat mach » thuat sach, thuat tach, thuyet mach
nghien huu » nghien cuu, nguyen huu, nhiem huu
nganh khoa » nganh hoa, nganh khong, doanh khoa
goc nganh » hoc nganh, hoc nhanh, cac nganh
luan phan » luan van, luan hoan
mach hoc » cach hoc, dich hoc, anh hoc
khoa hoc » hoa hoc
van phan » van phong, van thanh, van ban
huu mot » cuu mot, huy mot, hieu mot
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: thuat mach hoc tap, nghien huu mot goc nganh khoa hoc xa hoi ((van phan) OR (luan phan)) van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat mach hoc tap, nghien huu mot goc nganh khoa hoc xa hoi ((van phan) OR (luan phan)) van".
• Adding a wildcard symbol may retrieve word variants: thuat mach hoc tap, nghien huu mot goc nganh khoa hoc xa hoi ((van phan) OR (luan phan)) van*.