Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

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