Perhaps you should try some spelling variations:
"literatura laura de isaac." » "literatura aurea de isaac.", "literatura latina de isaac.", "literatura aurora de isaac.", "literatura laura c isaac."
"literatura area de isla." » "literatura aurea de isla.", "literatura arte de isla.", "literatura armenia de isla."
"literatura y de islam." » "literatura y del islam.", "literatura y e islam.", "literatura y de ilam."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("literatura laura de isaac.") or ("literatura area de isla."))) or ("literatura y de islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura laura de isaac.") OR ("literatura area de isla."))) OR ("literatura y de islam."))*.
• Removing quotes may allow a broader search: (((( literatura laura de isaac. ) or ( literatura area de isla. ))) or ( literatura y de islam. ))*.