Perhaps you should try some spelling variations:
"literature arab et islam." » "literatura arabe et islam.", "literature early et islam.", "literatura para et islam.", "literature arab el islam.", "literature arab e islas.", "literature arab al islam.", "literature arabe et islam.", "literature arabi et islam.", "literature arabe en islam."
"literature arab del islam." » "literatura arabe del islam.", "literature early del islam.", "literatura para del islam.", "literature arab el islam.", "literature arabes del islam.", "literature caras del islam.", "literature arabe de islam."
"literatura en e islam." » "literatura de e islam.", "literatura espana e islam.", "literatura en el islam.", "literatura en e islas.", "literatura en en islam.", "literatura en de islam."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("literature arab et islam.") OR ("literature arab del islam."))) or ("literatura en e islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literature arab et islam.") OR ("literature arab del islam."))) OR ("literatura en e islam.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literature arab et islam.\") OR (\"literature arab del islam.\"))) or (\"literatura en e islam.\"))".
• Removing quotes may allow a broader search: (((( literature arab et islam. ) OR ( literature arab del islam. ))) or ( literatura en e islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literature arab et islam.") OR ("literature arab del islam."))) or ("literatura en e islam."))*.