Perhaps you should try some spelling variations:
duo literatur » o literatur, iso literatur, abo literatur
literatur ab » literatur a1, literatur am, literatur a3
17 bamenda » _ bamenda
bamenda ii » agenda ii, amanda ii, benda ii
6 bamenda » _ bamenda
ii duo » ii duc, si duo

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: (( 17 bamenda ii _ literatur a ) OR ( 6 bamenda ii duo literatur ab )).
• Adding a wildcard symbol may retrieve word variants: (( 17 bamenda ii _ literatur a ) or ( 6 bamenda ii duo literatur ab ))*.