id	keyword
ajet-1639	science
ajet-1639	technology
ajet-1639	schools
ajet-1639	use
ajet-1639	teachers
ajet-1639	computer
ajet-1639	instruction
ajet-1639	upper
ajet-1639	test
ajet-1639	achievement
ajet-1639	national
ajet-1639	education
ajet-1639	mean
ajet-1639	learning