Perhaps you should try some spelling variations:
modell literature » models literature, model literature, modern literature
modell literatur » modelle literatur, modern literature, moderne literatur
sociale studies » social studies, sociali studies, scale studies
texts sociale » texts 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 studies di filosofia ((modell literature) OR (modell literatur)).
• Adding a wildcard symbol may retrieve word variants: texts sociale studies di filosofia ((modell literature) or (modell literatur))*.