Perhaps you should try some spelling variations:
na literatura » la literatura, a literatura, a literature
ante studien » dante studies, aue studien, comte studien
y filosofia » e filosofia, la filosofia, di filosofia
a filosofia » la filosofia, e filosofia, di filosofia
texto ante » texto durante

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: "texto ante studien ((y filosofia) OR (a filosofia)) na literatura".
• Adding a wildcard symbol may retrieve word variants: texto ante studien ((y filosofia) OR (a filosofia)) na literatura*.