Perhaps you should try some spelling variations:
hoc nhanh » hoc nganh, hoc phan
nhanh hoa » nhanh hoan, thanh hoa, khanh hoa
sach hoi » sach doi, sach moi, cach thoi
cuu nang » chuc nang, cam nang, cuu van
nang hoc » nang doc, nang luc, dong hoc
nhan van » nhan va, phan van, nha van
nhan dan » phan dau, gian dan, nhan tai
su sach » so sach, vu sach
hoi tap » hoi dap, hoc tap, hoi tai
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: su sach hoi tap, nghien cuu nang hoc nhanh hoa hoc xa hoi va ((nhan van) or (nhan dan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach hoi tap, nghien cuu nang hoc nhanh hoa hoc xa hoi va ((nhan van) OR (nhan dan)).
• Adding a wildcard symbol may retrieve word variants: su sach hoi tap, nghien cuu nang hoc nhanh hoa hoc xa hoi va ((nhan van) or (nhan dan))*.