Perhaps you should try some spelling variations:
"literatura et al islam." » "literatura en al islam.", "literatura e al islam.", "literatura el al islam.", "literatura et el islam.", "literatura et del islam.", "literatura et e islam."
"literatura de fe islam." » "literatura de e islam.", "literatura de de islam.", "literatura de del islam."
"literatura _ e islas." » "literatura _ el 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 et al islam.") or ((("literatura _ e islas.") or ("literatura de fe islam."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura et al islam.") OR ((("literatura _ e islas.") OR ("literatura de fe islam."))))*.
• Removing quotes may allow a broader search: (( literatura et al islam. ) or ((( literatura _ e islas. ) or ( literatura de fe islam. ))))*.