Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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