Perhaps you should try some spelling variations:
nganh tuong » nganh cong, manh tuong, nganh nong
thuat mach » thuat sach, thuyet mach, thuat lanh
thuat tach » thuat sach, thuat tac, thuat thanh
cuu thuong » cuu phuong, cua thuong, cuu tuong
thuong hoa » huong hoa, phuong hoa, thuong ho
hoa nganh » hoc nganh, khoi nganh, hoa doanh
tuong hoc » truong hoc, tuong ho, duong hoc
nhan van » nhan dan, nhan va, phan van
va nhan » van nhan, ca nhan, va phan
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) OR (thuat tach)) hoc tap, nghien cuu thuong hoa nganh tuong hoc xa hoi va nhan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuat mach) OR (thuat tach)) hoc tap, nghien cuu thuong hoa nganh tuong hoc xa hoi va nhan van*".