Perhaps you should try some spelling variations:
profesora universitaria » profesor universitario, profesorado universitario, profesional universitaria
prensa universitarias » prensas universitarias, en universitarias, redes universitarias
promesa universitaria » primeras universitarias, profesor universitario, profesional universitaria
ebook » ebooks, book

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( digitalia ebook collection: prensa universitarias de zaragoza. ) or ( digitalia ebook collection: ((promesa universitaria) OR (profesora universitaria)) de zaragoza. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( digitalia ebook collection: prensa universitarias de zaragoza. ) OR ( digitalia ebook collection: ((promesa universitaria) OR (profesora universitaria)) de zaragoza. )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( digitalia ebook collection: prensa universitarias de zaragoza. ) or ( digitalia ebook collection: ((promesa universitaria) OR (profesora universitaria)) de zaragoza. ))".
• Adding a wildcard symbol may retrieve word variants: (( digitalia ebook collection: prensa universitarias de zaragoza. ) or ( digitalia ebook collection: ((promesa universitaria) OR (profesora universitaria)) de zaragoza. ))*.