Perhaps you should try some spelling variations:
"i grand libro del letteratura arte" » "i grand libro del letteratura arti", "i grand libro del letteratura sarda", "i grand libro del letteratura e", "i grand libro della letteratura arte", "i grand libro di letteratura arte", "i grand libro de litteratura arte", "i gran libro del letteratura arte", "i grand livre del letteratura arte", "i grand libro de letteratura arte"
"i grunde general e letteratura fra" » "i grunde general e letteratura da", "i grunde general e letteratura greca", "i grunde general e letteratura sarda", "i grande general e letteratura fra", "i guide general e letteratura fra", "i grade general e letteratura fra", "i grunde general y literatura fra", "i grunde general et letteratura fra", "i grunde general en letteratura fra"
"i grunde general e literatur fra" » "i grande general e literatur fra", "i guide general e literatur fra", "i grade general e literatur fra", "i grunde general e literatur frau", "i grunde general e literatur f", "i grunde general e literatur fur", "i grunde general et literatur fra", "i grunde general en literatur fra"

Try widening your search to All Fields.

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• If you are trying to use Boolean operators, they must be ALL CAPS: (("i grand libro del letteratura arte") OR ((("i grunde general e letteratura fra") OR ("i grunde general e literatur fra")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"i grand libro del letteratura arte\") or (((\"i grunde general e letteratura fra\") OR (\"i grunde general e literatur fra\"))))".
• Removing quotes may allow a broader search: (( i grand libro del letteratura arte ) or ((( i grunde general e letteratura fra ) OR ( i grunde general e literatur fra )))).
• Adding a wildcard symbol may retrieve word variants: (("i grand libro del letteratura arte") or ((("i grunde general e letteratura fra") OR ("i grunde general e literatur fra"))))*.