Perhaps you should try some spelling variations:
literature arab » literatura arab, literature arts, literature art
la literatura » la litterature
a literatura » y literatura, a literatur, de literatura
agenda ii » agenda iii, agenda iv, agenda _
3 agenda » 7 agenda, 1 agenda, 3 agency
agenda i » agenda _, agenda a, agenda 6
_ agenda » _ agent, _ agents, _ agency
ii a » ii _, i a

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: (( 3 agenda i ((a literatura) OR (la literatura)) oral ) OR ( _ agenda ii a literature arab )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( 3 agenda i ((a literatura) OR (la literatura)) oral ) or ( _ agenda ii a literature arab ))".
• Adding a wildcard symbol may retrieve word variants: (( 3 agenda i ((a literatura) OR (la literatura)) oral ) or ( _ agenda ii a literature arab ))*.