Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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• Performing a fuzzy search may retrieve terms with similar spellings: ((track OR (((rae OR grave) OR ((grade OR grado) OR gtrace)) OR trae)) OR (crck OR crack)) cyclist~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((track OR (((rae OR grave) OR ((grade OR grado) OR gtrace)) OR trae)) OR (crck OR crack)) cyclist".
• Adding a wildcard symbol may retrieve word variants: ((track OR (((rae OR grave) OR ((grade OR grado) OR gtrace)) OR trae)) OR (crck OR crack)) cyclist*.