Perhaps you should try some spelling variations:
literature oral » literature moral, literature morals, literatur moral
literatura oral » literature moral, literatura a, literatura del
literatura arab » literature arab, literatura artes, literatura a
1 literatura » 1 literature, 1 literatur, y literatura
159 agenda » 1979 agenda, 1 agenda, 10 agenda
agenda i » agenda _, agenda a, agenda 6
2 agenda » _ agenda, 7 agenda, 1 agenda
iii 1 » iii _, iii a, ii 1

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: (( 159 agenda i a ((literature oral) OR (literatura oral)) ) OR ( 2 agenda iii 1 literatura arab ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( 159 agenda i a ((literature oral) OR (literatura oral)) ) or ( 2 agenda iii 1 literatura arab ))*".