Perhaps you should try some spelling variations:
economic aziendale » economico aziendale, economia aziendale, economic rationale
recherche mais » recherche dans, recherches dans, recherche les
recherche main » recherche en, recherche au, recherche aux
recherche a » recherche et, recherche de, recherche du
studi e » studi per, studia ve, studie 2

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: studi e ((((recherche main) OR (recherche a))) or (recherche mais)) economic aziendale ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: studi e ((((recherche main) OR (recherche a))) OR (recherche mais)) economic aziendale ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "studi e ((((recherche main) OR (recherche a))) or (recherche mais)) economic aziendale ;*".