Perhaps you should try some spelling variations:
tecnologia per » tecnologie per, tecnologia para, tecnologia de
media due » media deep, media drug, media does
media die » media d
didattica » didactic, didactics

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((media due) OR (media die)) tecnologia per la didattica.
• Adding a wildcard symbol may retrieve word variants: ((media due) or (media die)) tecnologia per la didattica*.