Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
cach thoi » cac thoi, cach thuc, cach noi
coc doanh » hoa doanh, cho doanh, voi doanh
cac doanh » cac dan, cac dang, van doanh
thoi tap » toi tap, hoc tap, thoi dai
khoa hoc » hoa hoc
tu cach » tu cac
va nhan » van nhan, ca nhan, va phan
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: tu cach thoi tap, nghien cua cong ((coc doanh) or (cac doanh)) khoa hoc xa hoi va nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thoi tap, nghien cua cong ((coc doanh) OR (cac doanh)) khoa hoc xa hoi va nhan va.
• Adding a wildcard symbol may retrieve word variants: tu cach thoi tap, nghien cua cong ((coc doanh) or (cac doanh)) khoa hoc xa hoi va nhan va*.