Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
nhanh khoa » nhan khoa, nganh khoa, hang khoa
hoc nhanh » hoc nganh, hoc phan
danh nhan » doanh nhan, thanh nhan, benh nhan
cach hoc » cach thuc, cach thoi, dich hoc
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
van phan » van phong, van thanh, luan phan
va cach » va cac
hoc xa » hoc ma
xa va » xua va, xa van, ca va

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

• Performing a fuzzy search may retrieve terms with similar spellings: va cach hoc tap, nghien cua cong hoc nhanh khoa hoc xa va ((danh nhan) or (van phan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: va cach hoc tap, nghien cua cong hoc nhanh khoa hoc xa va ((danh nhan) OR (van phan)) van.
• Adding a wildcard symbol may retrieve word variants: va cach hoc tap, nghien cua cong hoc nhanh khoa hoc xa va ((danh nhan) or (van phan)) van*.