Perhaps you should try some spelling variations:
"literatura preve _ islam." » "literatura breve _ islam.", "literatura prensa _ islam.", "literatura arabe _ islam."
"literatura a el islam." » "literatura al el islam.", "literatura e el islam.", "literatura de el islam.", "literatura y el islam.", "literatura o el islam.", "literatura 2 el islam."
"literatur en en isaac." » "literatura en en isaac.", "literaturas en en isaac.", "literatura el en isaac.", "literatur en e isaac.", "literatur en de isaac.", "literatur en _ isaac.", "literatur en el isaac.", "literatur en un 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 a el islam.") or ((("literatur en en isaac.") or ("literatura preve _ islam."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura a el islam.") OR ((("literatur en en isaac.") OR ("literatura preve _ islam.")))).
• Removing quotes may allow a broader search: (( literatura a el islam. ) or ((( literatur en en isaac. ) or ( literatura preve _ islam. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura a el islam.") or ((("literatur en en isaac.") or ("literatura preve _ islam."))))*.