Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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