Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
duong hoi » duong loi, dong hoi, duong noi
mach hoc » cach hoc, dich hoc, anh hoc
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
dung hoc » dong hoc, dung thuoc, trung hoc
van nhan » van phan, van thanh, danh nhan
te mach » ke mach, te sach, tim mach
hoi van » hoi va, hoi dan, hai van
nhan va » nhan tai, nhan dan, nhan tao

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te mach hoc tap, nghien cuu cong hoc nganh ((duong hoi) or (dung hoc)) xa hoi van nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te mach hoc tap, nghien cuu cong hoc nganh ((duong hoi) OR (dung hoc)) xa hoi van nhan va.
• Adding a wildcard symbol may retrieve word variants: te mach hoc tap, nghien cuu cong hoc nganh ((duong hoi) or (dung hoc)) xa hoi van nhan va*.