Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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• Performing a fuzzy search may retrieve terms with similar spellings: (((((trace OR traces) OR trae) OR ((trece OR grade) OR tras)) OR crack) OR (crac OR cara)) cyclist~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((((trace OR traces) OR trae) OR ((trece OR grade) OR tras)) OR crack) OR (crac OR cara)) cyclist".
• Adding a wildcard symbol may retrieve word variants: (((((trace OR traces) OR trae) OR ((trece OR grade) OR tras)) OR crack) OR (crac OR cara)) cyclist*.