Perhaps you should try some spelling variations:
gilles studien » gis studien, gorres studien, agiles studieren
e literatura » de literatura, y literatura, e literatur
y filosofia » e filosofia, a filosofia, la filosofia
filosofia e » filosofia de, filosofia del
kosellecks » koselleck

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: best ((gilles studien) OR (kosellecks studien)) y filosofia e literatura.
• Adding a wildcard symbol may retrieve word variants: best ((gilles studien) or (kosellecks studien)) y filosofia e literatura*.