Perhaps you should try some spelling variations:
model literature » models literature, modern literature, cordel literature
model literatur » modell literatur, moden literatur, modelle literatur
texts sociale » texas social, text social, texto social
texts social » tests social, texas social, text social
di filosofia » la filosofia, e filosofia
studies di » studies die, studies div, studies ds

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: ((texts sociale) OR (texts social)) studies di filosofia ((model literature) OR (model literatur)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((texts sociale) OR (texts social)) studies di filosofia ((model literature) or (model literatur))".
• Adding a wildcard symbol may retrieve word variants: ((texts sociale) OR (texts social)) studies di filosofia ((model literature) or (model literatur))*.