Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
nganh khoa » nganh hoa, nganh khong, doanh khoa
sach hoi » sach doi, sach moi, cach thoi
nhan van » nhan dan, nhan va, phan van
su sach » so sach, vu sach
hoi tap » hoi dap, hoc tap, hoi tai
va nhan » van nhan, ca nhan, va phan
mo hoc » mon hoc, co hoc
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 mo hoc ((nganh khoa) or (nhanh chong)) hoc xa hoi va nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach hoi tap, nghien cuu mo hoc ((nganh khoa) OR (nhanh chong)) hoc xa hoi va nhan van.
• Adding a wildcard symbol may retrieve word variants: su sach hoi tap, nghien cuu mo hoc ((nganh khoa) or (nhanh chong)) hoc xa hoi va nhan van*.