id	keyword
cieatasu-1240	schools
cieatasu-1240	students
cieatasu-1240	retention
cieatasu-1240	macao
cieatasu-1240	grade
cieatasu-1240	education
cieatasu-1240	grade retention
cieatasu-1240	teachers
cieatasu-1240	rates
cieatasu-1240	system
cieatasu-1240	table
cieatasu-1240	standards
cieatasu-1240	practice