Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
khong hoc » khung hoc, thong hoc, khong thuoc
benh hoc » sinh hoc
cuu cong » cua cong, thu cong, cac cong
co nganh » hoc nganh, cac nganh, moi nganh
van luan » van tuan, von luan, vay luan
van quan » van ban
tu benh » tru benh, thu benh, tuy benh
cong co » dong co, cong cu, cong so
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 cong co nganh khong hoc xa hoi ((van luan) or (van quan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu benh hoc tap, nghien cuu cong co nganh khong hoc xa hoi ((van luan) OR (van quan)) van.
• Adding a wildcard symbol may retrieve word variants: tu benh hoc tap, nghien cuu cong co nganh khong hoc xa hoi ((van luan) or (van quan)) van*.