Perhaps you should try some spelling variations:
ii literatura » ii literatur, ii literature, iii literature
filosofia ii » filosofia di, filosofica di, filosofia de
tests scale » tests stable, sets scale, tests safe
studien lap » studien a, studien am, studien das
studien la » studien a, studien l, studien das

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 scale ((studien la) OR (studien lap)) filosofia ii literatura*".