Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
mach hoc » cach hoc, dich hoc, anh hoc
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
khoa hoc » hoa hoc
nhan van » nhan dan, nhan va, nha van
phan van » pham van, thanh van, luan van
tu mach » tu cach, tu manh, tu hach
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 mach hoc tap, nghien cuu dong hoc nganh khoa hoc xa hoi va ((nhan van) OR (phan van))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu mach hoc tap, nghien cuu dong hoc nganh khoa hoc xa hoi va ((nhan van) OR (phan van))".
• Adding a wildcard symbol may retrieve word variants: tu mach hoc tap, nghien cuu dong hoc nganh khoa hoc xa hoi va ((nhan van) OR (phan van))*.