Perhaps you should try some spelling variations:
science studies » science study
di defence » i defence, air defence, vii defence
di science » i science, ii science, di scienze
e morali » e morale
e morais » de morais, b morais, e morris
e moral » e morale, die moral, one moral

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: (( biblioteca di defence studies ((e morali) OR (e morais)) ) OR ( biblioteca di science studies e moral )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( biblioteca di defence studies ((e morali) OR (e morais)) ) or ( biblioteca di science studies e moral ))".
• Adding a wildcard symbol may retrieve word variants: (( biblioteca di defence studies ((e morali) OR (e morais)) ) or ( biblioteca di science studies e moral ))*.