Perhaps you should try some spelling variations:
"literatura des x islam." » "literatura de x islam.", "literatura del x islam.", "literatura es x islam.", "literatura des _ islam.", "literatura des el islam.", "literatura des al islam."
"literatura des e islam." » "literatura de e islam.", "literatura del e islam.", "literatura es e islam.", "literatura des el islam.", "literatura des e islas.", "literatura des del islam.", "literatura des en islam."
"literatura _ de isaacm." » "literatura _ de isaac.", "literatura _ de islam.", "literatura _ e isaac."

Try widening your search to All Fields.

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 isaacm.") or ((("literatura des x islam.") or ("literatura des e islam."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura _ de isaacm.") OR ((("literatura des x islam.") OR ("literatura des e islam.")))).
• Removing quotes may allow a broader search: (( literatura _ de isaacm. ) or ((( literatura des x islam. ) or ( literatura des e islam. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura _ de isaacm.") or ((("literatura des x islam.") or ("literatura des e islam."))))*.