Perhaps you should try some spelling variations:
la literatura » la litterature
a filosofia » la filosofia, e filosofia, di filosofia
d studium » _ studium, 2 studium, 4 studium
studium a » studium am, studium ad, studium _
est d » est de, test d, est ad

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "est d studium a filosofia ((la literatura) OR (a literature))".
• Adding a wildcard symbol may retrieve word variants: est d studium a filosofia ((la literatura) OR (a literature))*.