Perhaps you should try some spelling variations:
"literature latin _ islas." » "literature spain _ islas.", "literature 19th _ islas.", "literature 20th _ islas."
"literatura en de isaac." » "literatura de de isaac.", "literatura espana de isaac."
"literatura y e islam." » "literatura y el islam.", "literatura y e islas.", "literatura y del islam.", "literatura y de islam.", "literatura y en 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 en de isaac.") OR ("literatura y e islam."))) OR ("literature latin _ islas."))~.
• Removing quotes may allow a broader search: (((( literatura en de isaac. ) or ( literatura y e islam. ))) or ( literature latin _ islas. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura en de isaac.") or ("literatura y e islam."))) or ("literature latin _ islas."))*.