Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong thuoc
benh hoc » sinh hoc
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
van nhan » van phan, van thanh, danh nhan
tu benh » tru benh, thu benh, tuy benh
va nhan » ca nhan, va phan, va nha
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 benh hoc tap, nghien cuu dong hoc nganh khong hoc xa hoi ((va nhan) or (van nhan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu benh hoc tap, nghien cuu dong hoc nganh khong hoc xa hoi ((va nhan) OR (van nhan)) van.
• Adding a wildcard symbol may retrieve word variants: tu benh hoc tap, nghien cuu dong hoc nganh khong hoc xa hoi ((va nhan) or (van nhan)) van*.