Perhaps you should try some spelling variations:
"literature study del islam." » "literature history del islam.", "literature spain del islam.", "literature study de islam."
"literatura el _ islam." » "literatura del _ islam.", "literatura en _ islam.", "literatura e _ islam."
"literatura es el islam." » "literatura en el islam.", "literatura e el islam.", "literatura del el islam."

You may be able to get more results by adjusting your search query.

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