Perhaps you should try some spelling variations:
unione matematica » funcoes matematica, suono matematica, vino matematica
urbino matematica » vino matematica, beurling matematica, bambini matematica
una matematica » la matematica, tra matematica, a matematica
italiana* » italian*, italien*, italia*

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 ((((unione matematica) OR (urbino matematica))) OR (una matematica)) italiana*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lecture notes of the ((((unione matematica) OR (urbino matematica))) or (una matematica)) italiana*".