Perhaps you should try some spelling variations:
"literatura maya de isaac." » "literatura maria de isaac.", "literatura mas de isaac.", "literatura ma de isaac.", "literatura mayas de isaac.", "literatura maya del isaac.", "literatura haya de isaac."
"literatura en de ilam." » "literatura espana de ilam.", "literatura en de islam.", "literatura en de chilam."
"literatura de del islam." » "literatura de 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 en de ilam.") or ((("literatura maya de isaac.") or ("literatura de del islam."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura en de ilam.") OR ((("literatura maya de isaac.") OR ("literatura de del islam."))))*.
• Removing quotes may allow a broader search: (( literatura en de ilam. ) or ((( literatura maya de isaac. ) or ( literatura de del islam. ))))*.