Perhaps you should try some spelling variations:
"digitalia eebook collection: en edicion." » "digitalia ebook collection: en edicion.", "digitalia book collecting: en edicion.", "digitalia eebook collection: una edicion.", "digitalia eebook collection: la edicion.", "digitalia eebook collection: y edicion."
"digitalia books collection: canon edicion." » "digitalia ebook collection: canon edicion.", "digitalia book collecting: canon edicion.", "digitalia book collectors: canon edicion.", "digitalia books collection: con edicion.", "digitalia books collection: carrion edicion.", "digitalia books collection: faeton edicion."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("digitalia books collection: canon edicion.") or ("digitalia eebook collection: en edicion."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("digitalia books collection: canon edicion.") OR ("digitalia eebook collection: en edicion.")).
• Removing quotes may allow a broader search: (( digitalia books collection: canon edicion. ) or ( digitalia eebook collection: en edicion. )).
• Adding a wildcard symbol may retrieve word variants: (("digitalia books collection: canon edicion.") or ("digitalia eebook collection: en edicion."))*.