Perhaps you should try some spelling variations:
"literatura francesa de isla." » "literatura francia de isla.", "literatura frances de isla.", "literatura francesa en isla.", "literatura francesa y isla.", "literatura francesa de isaac."
"literatura de e isaac." » "literatura de de isaac.", "literatura de en isaac.", "literatura de _ isaac.", "literatura de el isaac.", "literatura de fe isaac."
"literatura _ de ilam." » "literatura _ de islam.", "literatura _ de chilam."

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 de e isaac.") OR ("literatura _ de ilam."))) OR ("literatura francesa de isla."))~.
• Removing quotes may allow a broader search: (((( literatura de e isaac. ) or ( literatura _ de ilam. ))) or ( literatura francesa de isla. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura de e isaac.") or ("literatura _ de ilam."))) or ("literatura francesa de isla."))*.