Perhaps you should try some spelling variations:
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"digitalia book collection: ril editor." » "digitalia book collecting: ril editor.", "digitalia book collectors: ril editor.", "digitalia coin collections: ril editor.", "digitalia book collection: ruiz editor.", "digitalia book collection: del editor.", "digitalia book collection: al editor."

Try widening your search to All Fields.

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