Perhaps you should try some spelling variations:
"literatura del del islam." » "literatura de del islam.", "literatura en del islam.", "literatura del el islam.", "literatura edel del islam.", "literatura del de islam.", "literatura del dem islam."
"literatura mas _ islam." » "literatura temas _ islam.", "literatura al _ islam.", "literatura a _ islam."
"literatura e _ islam." » "literatura de _ islam.", "literatura en _ 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 mas _ islam.") or ("literatura e _ islam."))) or ("literatura del del islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura mas _ islam.") OR ("literatura e _ islam."))) OR ("literatura del del islam.")).
• Removing quotes may allow a broader search: (((( literatura mas _ islam. ) or ( literatura e _ islam. ))) or ( literatura del del islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura mas _ islam.") or ("literatura e _ islam."))) or ("literatura del del islam."))*.