Perhaps you should try some spelling variations:
"literatura espana de isla." » "literatura espanola de isla.", "literatura mexicana de isla.", "literatura espana de isaac."
"literatura del dean islam." » "literatura de dean islam.", "literatura en dean islam.", "literatura deel dean islam.", "literatura eel dean islam.", "literatura ael dean islam.", "literatura del del islam.", "literatura del de islam.", "literatura del dano islam.", "literatura del dia islam."
"literatura d de ilam." » "literatura de de ilam.", "literatura e de ilam.", "literatura a de ilam.", "literatura d de islam.", "literatura d de chilam.", "literatura y de ilam.", "literatura _ de ilam."

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: (("literatura espana de isla.") or ((("literatura del dean islam.") or ("literatura d de ilam."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura espana de isla.") OR ((("literatura del dean islam.") OR ("literatura d de ilam.")))).
• Removing quotes may allow a broader search: (( literatura espana de isla. ) or ((( literatura del dean islam. ) or ( literatura d de ilam. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura espana de isla.") or ((("literatura del dean islam.") or ("literatura d de ilam."))))*.