Perhaps you should try some spelling variations:
primer filosofia » aprender filosofia, arte filosofia, crisi filosofia
under filosofia » de filosofia, una filosofia, aprender filosofia
raise student » pearse student, late student, life student
sets raise » its raise, sets racs, sets rate

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: sets raise student ((under filosofia) OR (primer filosofia)) _ literatura.
• Adding a wildcard symbol may retrieve word variants: sets raise student ((under filosofia) or (primer filosofia)) _ literatura*.