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

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