Perhaps you should try some spelling variations:
"lecture notes of the a mathematical vitality" » "lecture notes of the a mathematical reality", "lecture notes of the a mathematical utility", "lecture notes of the a mathematical ability"
"lecture notes of the a matematica italian" » "lecture notes of the a matematica italiana", "lecture notes of the a matematica alla", "lecture notes of the a mathematica italian", "lecture notes of the la matematica italian", "lecture notes of the e matematica italian"

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: (("lecture notes of the a matematica italian") OR ((("lecture notes of the a mathematical vitality") OR ("lecture notes of the a mathematical activity")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"lecture notes of the a matematica italian\") or (((\"lecture notes of the a mathematical vitality\") OR (\"lecture notes of the a mathematical activity\"))))".
• Removing quotes may allow a broader search: (( lecture notes of the a matematica italian ) or ((( lecture notes of the a mathematical vitality ) OR ( lecture notes of the a mathematical activity )))).
• Adding a wildcard symbol may retrieve word variants: (("lecture notes of the a matematica italian") or ((("lecture notes of the a mathematical vitality") OR ("lecture notes of the a mathematical activity"))))*.