id	keyword
educationr-1929	los
educationr-1929	que
educationr-1929	escolar
educationr-1929	las
educationr-1929	para
educationr-1929	gramática
educationr-1929	por
educationr-1929	una
educationr-1929	como
educationr-1929	han
educationr-1929	escuela
educationr-1929	del
educationr-1929	con
educationr-1929	review
educationr-1929	proyectos
educationr-1929	alumnos