Perhaps you should try some spelling variations:
"literatura maria de isaac." » "literatura america de isaac.", "literatura memoria de isaac.", "literatura musica de isaac.", "literatura maria del isaac."
"literatura e de islam." » "literatura de de islam.", "literatura en de islam.", "literatura del de islam.", "literatura e del islam.", "literatura e de isla.", "literatura e e islam.", "literatura y de islam.", "literatura o de islam."
"literatura _ de islam." » "literatura _ del islam.", "literatura _ de isla.", "literatura _ e islam."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("literatura e de islam.") OR ("literatura _ de islam."))) or ("literatura maria de isaac."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura e de islam.") OR ("literatura _ de islam."))) OR ("literatura maria de isaac."))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura e de islam.\") OR (\"literatura _ de islam.\"))) or (\"literatura maria de isaac.\"))*".
• Removing quotes may allow a broader search: (((( literatura e de islam. ) OR ( literatura _ de islam. ))) or ( literatura maria de isaac. ))*.