Perhaps you should try some spelling variations:
economias aziendale » economia aziendale, economico aziendale
recherche las » recherche les, recherche dans, recherche mais
las economias » la economia, bias economics, gas economical
studie der » studien des, studie uber, studium der
studi de » studi di, studi e, studie des

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((studi de) OR (studie der)) recherche las economias aziendale ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((studi de) OR (studie der)) recherche las economias aziendale ;".
• Adding a wildcard symbol may retrieve word variants: ((studi de) OR (studie der)) recherche las economias aziendale ;*.