Perhaps you should try some spelling variations:
nghiep thuc » nghiem thuc, nghiem thuoc, nghi thuc
nghe thuc » nghe thu, nghe thuat
van thanh » ban thanh, van tuan
thanh van » thanh san, thanh toan, thanh phan
cac thoi » cac toi, cac hop, cac tro
thoi tap » toi tap, hoc tap, thoi dai
cong coc » cong cuoc, cong cac, cong co
coc sach » hoc sach, co sach, doc sach
dung hoc » dong hoc, dung thuoc, trung hoc
hoi van » hoi va, hoi dan, hai van
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 cac thoi tap, ((nghiep thuc) or (nghe thuc)) cong coc sach dung hoc xa hoi van thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac thoi tap, ((nghiep thuc) OR (nghe thuc)) cong coc sach dung hoc xa hoi van thanh van.
• Adding a wildcard symbol may retrieve word variants: tu cac thoi tap, ((nghiep thuc) or (nghe thuc)) cong coc sach dung hoc xa hoi van thanh van*.