Perhaps you should try some spelling variations:
la literatura » la litterature, a literature
filosofia la » filosofia da, filosofia le, filosofica da
tests table » results table, test suitable, lists tables
test tables » text tables, best tables, trust tables
e filosofia » la filosofia
studien e » studien es, studien _, studien 3

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 table) OR (test tables)) studien e filosofia la literatura".
• Adding a wildcard symbol may retrieve word variants: ((tests table) OR (test tables)) studien e filosofia la literatura*.