Perhaps you should try some spelling variations:
a literatura » la literatura, a literature, y literatura
die studium » dein studium, das studium, im studium
8 filosofia » e filosofia, a filosofia, _ filosofia
y filosofia » e filosofia, a filosofia, la filosofia
test die » test de, west die, test drive

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: "test die studium ((8 filosofia) OR (y filosofia)) a literatura".
• Adding a wildcard symbol may retrieve word variants: test die studium ((8 filosofia) OR (y filosofia)) a literatura*.