Perhaps you should try some spelling variations:
"studi de saggi" » "estudi de saggi", "studi del saggi", "studie de saggi", "studi di saggi", "studi de santi", "studi de sang", "studi ddi saggi"
"studi e saggi" » "studi _ saggi", "studi di saggi"
"Studi de sans" » "Studi de san", "Studi de santis", "Studi de saint"

Try widening your search to All Fields.

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: (("studi e saggi") OR ((("studi de saggi") OR ("Studi de sans")))).
• Removing quotes may allow a broader search: (( studi e saggi ) or ((( studi de saggi ) or ( Studi de sans )))).
• Adding a wildcard symbol may retrieve word variants: (("studi e saggi") or ((("studi de saggi") or ("Studi de sans"))))*.