Perhaps you should try some spelling variations:
literatura parra » literatura para, literatura area, literatura laura
literatura arabe » literatura de, literatura e, literatura al
literatura breve » literatura de, literatura en, literatura del
en islam » el islam, e islam, un islam
parra e » parra de, parra c, parra y
e islas » el 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 parra e islas.\") or (\"((literatura arabe) OR (literatura breve)) en islam.\"))~".
• Removing quotes may allow a broader search: (( literatura parra e islas. ) or ( ((literatura arabe) or (literatura breve)) en islam. ))~.