Perhaps you should try some spelling variations:
"literatura a d_ isaacm." » "literatura al d_ isaacm.", "literatura e d_ isaacm.", "literatura en d_ isaacm.", "literatura a de isaac.", "literatura a _ isaac.", "literatura a de isaacm.", "literatura a _ isaacm.", "literatura a d isaacm."
"literatura de fe isla." » "literatura de de isla.", "literatura de e isla.", "literatura de de islam."
"literatura y e isaac." » "literatura y de isaac.", "literatura y en isaac.", "literatura y _ isaac.", "literatura y el 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 a d_ isaacm.") or ("literatura de fe isla."))) or ("literatura y e isaac."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura a d_ isaacm.") OR ("literatura de fe isla."))) OR ("literatura y e isaac."))*.
• Removing quotes may allow a broader search: (((( literatura a d_ isaacm. ) or ( literatura de fe isla. ))) or ( literatura y e isaac. ))*.