Perhaps you should try some spelling variations:
"literatura o de islam." » "literatura e de islam.", "literatura a de islam.", "literatura _ de islam.", "literatura o del islam.", "literatura o e islam.", "literatura o de ilam.", "literatura o de isaacm."
"literatura d de isla." » "literatura de de isla.", "literatura e de isla.", "literatura a de isla.", "literatura d de isaac.", "literatura _ de isla."
"literatura y de isaacm." » "literatura y de isaac.", "literatura y e isaac."

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 y de isaacm.") OR ((("literatura o de islam.") OR ("literatura d de isla."))))~.
• Removing quotes may allow a broader search: (( literatura y de isaacm. ) or ((( literatura o de islam. ) or ( literatura d de isla. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("literatura y de isaacm.") or ((("literatura o de islam.") or ("literatura d de isla."))))*.