Perhaps you should try some spelling variations:
"literatura maria y islam." » "literatura america y islam.", "literatura memoria y islam.", "literatura musica y islam.", "literatura maria a islam.", "literatura maria e islam.", "literatura maria el islam.", "literatura maria al islam."
"literatura maria _ islam." » "literatura america _ islam.", "literatura memoria _ islam.", "literatura musica _ 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 maria y islam.") OR ("literatura maria _ islam."))) or ("literatura _ de islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura maria y islam.") OR ("literatura maria _ islam."))) OR ("literatura _ de islam."))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura maria y islam.\") OR (\"literatura maria _ islam.\"))) or (\"literatura _ de islam.\"))*".
• Removing quotes may allow a broader search: (((( literatura maria y islam. ) OR ( literatura maria _ islam. ))) or ( literatura _ de islam. ))*.