Perhaps you should try some spelling variations:
"literatura breve de isla." » "literatura de de isla.", "literatura en de isla.", "literatura e de isla.", "literatura breve de isaac."
"literatura del de isaias." » "literatura de de isaias.", "literatura en de isaias.", "literatura del de indias.", "literatura del de isaac.", "literatura del dean isaias."
"literatura 1o e islam." » "literatura 10 e islam.", "literatura con e islam.", "literatura de e islam.", "literatura 1o el islam.", "literatura 1o e islas.", "literatura 1o del islam.", "literatura 1o de islam.", "literatura 11 e islam.", "literatura 15 e islam."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura 1o e islam.") OR ("literatura del de isaias."))) OR ("literatura breve de isla."))~.
• Removing quotes may allow a broader search: (((( literatura 1o e islam. ) or ( literatura del de isaias. ))) or ( literatura breve de isla. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura 1o e islam.") or ("literatura del de isaias."))) or ("literatura breve de isla."))*.