Perhaps you should try some spelling variations:
del literatura » de literatura, pela literatura, da literatura
dein studium » ein studium, mein studium, sein studium
die studium » das studium, im studium, die studie
e filosofia » la filosofia

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: "tests ((die studium) OR (dein studium)) e filosofia del literatura".
• Adding a wildcard symbol may retrieve word variants: tests ((die studium) OR (dein studium)) e filosofia del literatura*.