Perhaps you should try some spelling variations:
"literatura espanola e islas." » "literatura espanola de islas.", "literatura espanola en islas.", "literatura espanola el islas.", "literatura espanola el islam."
"literatura _ del islam." » "literatura _ el islam."
"literatura de c islam." » "literatura de e islam.", "literatura de _ islam.", "literatura de el islam.", "literatura del c islam.", "literatura de a islam."

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