Perhaps you should try some spelling variations:
"literature spain e islam." » "literatura espana e islam.", "literature spain de islam.", "literature spain _ islam.", "literature spain a islam.", "literature spain el islam.", "literature spain e islas.", "literature spain del islam."
"literatura de una idea." » "literatura de la idea."
"literatura de en isla." » "literatura de e isla.", "literatura de una isla.", "literatura de un islam.", "literatura de un isla.", "literatura de el isla.", "literatura fe en isla."

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