Perhaps you should try some spelling variations:
"digitalia law collections: b editores." » "digitalia _ collections: b editores.", "digitalia art collections: b editores.", "digitalia tax collection: b editores.", "digitalis las collections: b editores.", "digital la collections: b editores.", "digitales la collections: b editores.", "digitalia law collections: ril editores."
"digitalia ebook collection: ril editor." » "digitalia ebook collection: ril editores.", "digitalia ebook collection: ruiz editor.", "digitalia ebook collection: del editor.", "digitalia ebooks collection: ril editor.", "digitalia book collection: ril editor."

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