Perhaps you should try some spelling variations:
"teoria general e islam." » "tierra general e islam.", "historia general e islam.", "teoria general de islam.", "teoria general en islam.", "teoria general el islam.", "teoria general e islas.", "teoria general del islam."
"literatura en de islass." » "literatura espana de islass.", "literatura en de islas.", "literatura en e islas.", "literatura en de isla."
"literatura de fe isla." » "literatura de de isla.", "literatura de e isla.", "literatura de de 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 islass.") or ((("teoria general e islam.") or ("literatura de fe isla."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura en de islass.") OR ((("teoria general e islam.") OR ("literatura de fe isla."))))*.
• Removing quotes may allow a broader search: (( literatura en de islass. ) or ((( teoria general e islam. ) or ( literatura de fe isla. ))))*.