Perhaps you should try some spelling variations:
la literatura » la litterature, a literature
filosofia la » filosofia da, filosofia le, filosofica da
d filosofia » di filosofia, de filosofia, da filosofia
studium d » studium ad, studium _, studium 1
test dem » test der, test des, nebst dem
test de » test der, test des, est de

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 dem) OR (test de)) studium d filosofia la literatura".
• Adding a wildcard symbol may retrieve word variants: ((test dem) OR (test de)) studium d filosofia la literatura*.