Perhaps you should try some spelling variations:
science stories » science studies, science series, science theories
di science » i science, ii science, di scienze
e morali » e moral, e morais
e morale » de morale, et morale, la morale
_ morale » _ moral, _ morals, la morale

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