Perhaps you should try some spelling variations:
"literatura arabe de isaac." » "literatura breve de isaac.", "literatura e de isaac.", "literatura al de isaac.", "literatura caribe de isaac.", "literatura sabe de isaac.", "literatura arabes e isaac."
"literatura de fe islam." » "literatura de de islam.", "literatura de del islam.", "literatura de el islam.", "literatura de fel islam.", "literatura de fe islas.", "literatura de fdel islam."
"literatura de e islam." » "literatura de el islam.", "literatura de e islas.", "literatura de del islam.", "literatura de _ islam.", "literatura de a islam."

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