Perhaps you should try some spelling variations:
"literatura en del islam." » "literatura espana del islam.", "literatura deln del islam.", "literatura en el islam."
"literatura e de ilam." » "literatura del de ilam.", "literatura e de islam.", "literatura e de chilam.", "literatura y de ilam.", "literatura _ de ilam.", "literatura o de ilam."
"literatura de de indias." » "literatura de fe indias.", "literatura de di indias.", "literatura dy de indias.", "literatura d_ de indias.", "literatura do de indias."

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