Perhaps you should try some spelling variations:
deal studien » den studien, deal studio, des studien
teil studien » teil studie, teilstudie i, teilstudie 2
di filosofia » la filosofia, e filosofia
e literatura » de literatura, y literatura, e literatur
filosofia e » filosofia de, filosofia del

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: "best ((deal studien) OR (teil studien)) di filosofia e literatura*".