Perhaps you should try some spelling variations:
literatura isabel » literatura arabe, literatura imanol, literatura diamela
literatura el » literatura del, literatura en, literatura e
del islam » el islam
el islas » el islam, e islas, al islam
e isaac » de isaac, en isaac, c isaac
_ isaac » de isaac

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( literatura isabel ((e isaac) OR (_ isaac)). ) or ( literatura el ((el islas) or (del islam)). ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( literatura isabel ((e isaac) OR (_ isaac)). ) OR ( literatura el ((el islas) OR (del islam)). )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( literatura isabel ((e isaac) OR (_ isaac)). ) or ( literatura el ((el islas) or (del islam)). ))".
• Adding a wildcard symbol may retrieve word variants: (( literatura isabel ((e isaac) OR (_ isaac)). ) or ( literatura el ((el islas) or (del islam)). ))*.