Perhaps you should try some spelling variations:
"literature latina el islam." » "literature latin el islam.", "literatura latina el islam.", "iteratura latina el islam.", "literature latina en islam."
"literatura le la idea." » "literatura ele la idea.", "literatura e la idea.", "literatura la la idea.", "literatura de la idea.", "literatura fe la idea.", "literatura se la idea.", "literatura le la ideas."
"literatura de de isaac." » "literatura de fe isaac.", "literatura de di isaac."

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