Perhaps you should try some spelling variations:
hoc nhanh » hoc nganh, hoc phan
nhanh hoa » nhanh hoan, thanh hoa, khanh hoa
sach hoc » cach hoc, sach hoi, mach hoc
sach doi » sach hoi, sach moi, sach dao
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
van nhan » van phan, van thanh, danh nhan
hoi van » hoi va, hoi dan, hai van
nhan va » nhan tai, nhan dan, nhan tao
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: thu ((sach hoc) or (sach doi)) tap, nghien cuu cong hoc nhanh hoa hoc xa hoi van nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach hoc) OR (sach doi)) tap, nghien cuu cong hoc nhanh hoa hoc xa hoi van nhan va.
• Adding a wildcard symbol may retrieve word variants: thu ((sach hoc) or (sach doi)) tap, nghien cuu cong hoc nhanh hoa hoc xa hoi van nhan va*.