Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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: (((((( ruina have ) OR (( wang OR (lang OR bang)) have ))) OR ( bring nace ))) OR ( irina sabe ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((( ruina have ) OR (( wang OR (lang OR bang)) have ))) OR ( bring nace ))) OR ( irina sabe ))~".
• Adding a wildcard symbol may retrieve word variants: (((((( ruina have ) OR (( wang OR (lang OR bang)) have ))) OR ( bring nace ))) OR ( irina sabe ))*.