Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
doanh khoa » toan khoa
cach thoi » cac thoi, cach thuc, cach noi
thoi tap » toi tap, hoc tap, thoi dai
su cach » su sach, tu cach, su cac
nhan va » nhan tai, nhan dan, nhan tao
mo hoc » mon hoc, co hoc
hoc xa » hoc ma
hoi ca » hoi cua, hoi cac, hoi cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach thoi tap, nghien cuu mo hoc ((doanh khoa) or (nhanh chong)) hoc xa hoi ca nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach thoi tap, nghien cuu mo hoc ((doanh khoa) OR (nhanh chong)) hoc xa hoi ca nhan va.
• Adding a wildcard symbol may retrieve word variants: su cach thoi tap, nghien cuu mo hoc ((doanh khoa) or (nhanh chong)) hoc xa hoi ca nhan va*.