Perhaps you should try some spelling variations:
"literatura es x islam." » "literatura en x islam.", "literatura e x islam.", "literatura el x islam.", "literatura es e islam.", "literatura es _ islam.", "literatura es el islam.", "literatura des x islam.", "literatura es y islam."
"literatura de d_ isaacm." » "literatura de de isaac.", "literatura de _ isaac.", "literatura de di isaacm.", "literatura de de isaacm.", "literatura de dc isaacm."
"literatura de e isaac." » "literatura de de isaac.", "literatura de en isaac.", "literatura de _ isaac.", "literatura de el isaac.", "literatura de fe isaac."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("literatura de d_ isaacm.") or ("literatura de e isaac."))) or ("literatura es x islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura de d_ isaacm.") OR ("literatura de e isaac."))) OR ("literatura es x islam.")).
• Removing quotes may allow a broader search: (((( literatura de d_ isaacm. ) or ( literatura de e isaac. ))) or ( literatura es x islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura de d_ isaacm.") or ("literatura de e isaac."))) or ("literatura es x islam."))*.