Perhaps you should try some spelling variations:
texto sociali » texto social, text social, texts social
studies does » studies dress, studies ds, studies der
e literatura » de literatura, y literatura, e literatur
studies doe » studies dose, studies do, studies die
filosofia e » filosofia de, filosofia del
studies de » studies der, studies die, studies due

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: texto sociali ((studies de) OR (((studies doe) OR (studies does)))) filosofia e literatura*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "texto sociali ((studies de) or (((studies doe) OR (studies does)))) filosofia e literatura*".