Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
thanh toan » thanh san, tinh toan
cuu luong » cuu long, cu luong, cuu tuong
khong hoc » khung hoc, thong hoc, khong thuoc
thanh hoa » thanh pho
mach hoc » cach hoc, dich hoc, anh hoc
luong su » luong tu, luong cua, cuong sau
su nganh » cua nganh, cau nganh, luc nganh
tu mach » tu cach, tu manh, tu hach
hoi van » hoi va, hoi dan, hai van
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 luong su nganh khong hoc xa hoi van ((thanh toan) or (thanh hoa))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu mach hoc tap, nghien cuu luong su nganh khong hoc xa hoi van ((thanh toan) OR (thanh hoa)).
• Adding a wildcard symbol may retrieve word variants: tu mach hoc tap, nghien cuu luong su nganh khong hoc xa hoi van ((thanh toan) or (thanh hoa))*.