Perhaps you should try some spelling variations:
"literatura arabe e islas." » "literatura breve e islas.", "literatura al e islas.", "literatura arabes e islas.", "literatura arabe de islas.", "literatura arabe en islas."
"literatura e el islam." » "literatura en el islam.", "literatura del el islam.", "literatura de el islam.", "literatura es el islam."
"literatura de de isaias." » "literatura de de indias.", "literatura de de isaac.", "literatura de fe isaias.", "literatura de di isaias."

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