Perhaps you should try some spelling variations:
"literatura del dean isla." » "literatura de dean isla.", "literatura en dean isla.", "literatura del de isla.", "literatura del dean la.", "literatura del en isla.", "literatura del dia isla."
"literatura del dano isla." » "literatura de dano isla.", "literatura en dano isla.", "literatura del dano la."
"literatura y del islam." » "literatura y 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 y del islam.") or ((("literatura del dean isla.") OR ("literatura del dano isla."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura y del islam.") OR ((("literatura del dean isla.") OR ("literatura del dano isla.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"literatura y del islam.\") or (((\"literatura del dean isla.\") OR (\"literatura del dano isla.\"))))".
• Removing quotes may allow a broader search: (( literatura y del islam. ) or ((( literatura del dean isla. ) OR ( literatura del dano isla. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura y del islam.") or ((("literatura del dean isla.") OR ("literatura del dano isla."))))*.