Perhaps you should try some spelling variations:
does filosofica » de filosofia, e filosofica, forma filosofica
test tabelle » nebst tabellen, luft tabelle
studies does » studies dress, studies ds, studies der
filosofica y » filosofia y, filosofica e, filosofica _
y literatura » la literatura
tests scale » tests stable, sets scale, tests safe

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tests scale) OR (test tabelle)) studies does filosofica y literatura*.