id	keyword
ajote-4451	curriculum
ajote-4451	teachers
ajote-4451	subject
ajote-4451	history
ajote-4451	ground
ajote-4451	teaching
ajote-4451	schools
ajote-4451	high
ajote-4451	middle
ajote-4451	department
ajote-4451	history teachers
ajote-4451	education
ajote-4451	classroom
ajote-4451	study
ajote-4451	vol