Perhaps you should try some spelling variations:
"literatura dell del islam." » "literatura del del islam.", "literatura de del islam.", "literaturas del del islam.", "literatura dell el islam.", "literatura pell del islam.", "literatura delta del islam.", "literatura delia del islam."
"literature arab _ plan." » "literatura arabe _ plan.", "literature early _ plan.", "literatura para _ plan."
"literatura e del islam." » "literatura de del islam.", "literatura en del islam.", "literatura del del islam.", "literatura e el islam.", "literatura 5e del islam.", "literatura y del 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 dell del islam.") or ("literatura e del islam."))) or ("literature arab _ plan."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura dell del islam.") OR ("literatura e del islam."))) OR ("literature arab _ plan.")).
• Removing quotes may allow a broader search: (((( literatura dell del islam. ) or ( literatura e del islam. ))) or ( literature arab _ plan. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura dell del islam.") or ("literatura e del islam."))) or ("literature arab _ plan."))*.