Perhaps you should try some spelling variations:
"digitalia ebooks collection: con edicion." » "digitalia ebook collection: con edicion.", "digitalia book collecting: con edicion.", "digitalia ebooks collection: con adicion.", "digitalia ebooks collection: canon edicion.", "digitalia ebooks collection: con mediacion."
"digitalia book collection: lom edicion." » "digitalia ebook collection: lom edicion.", "digitalia book collecting: lom edicion.", "digitalia book collectors: lom edicion.", "digitalia book collection: lom ediciones.", "digitalia book collection: la edicion.", "digitalia book collection: selomo edicion."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("digitalia ebooks collection: con edicion.") OR ("digitalia book collection: lom edicion."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"digitalia ebooks collection: con edicion.\") OR (\"digitalia book collection: lom edicion.\"))".
• Removing quotes may allow a broader search: (( digitalia ebooks collection: con edicion. ) OR ( digitalia book collection: lom edicion. )).
• Adding a wildcard symbol may retrieve word variants: (("digitalia ebooks collection: con edicion.") OR ("digitalia book collection: lom edicion."))*.