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 islam.", "literature arab e islas.", "literature arabe et islam.", "literature arabi et islam.", "literature arabe en islam."
"literatura en del islam." » "literatura de del islam.", "literatura espana del islam.", "literatura den del islam.", "literatura deln del islam.", "literatura en el islam."
"literatura e en islam." » "literatura de en islam.", "literatura del en islam.", "literatura e el islam.", "literatura e e islam.", "literatura e un islam.", "literatura fe en islam.", "literatura en en islam."

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

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