id	keyword
ger-16	costa
ger-16	literacy
ger-16	children
ger-16	nicaraguan
ger-16	rican
ger-16	school
ger-16	study
ger-16	costa rica
ger-16	education
ger-16	difference
ger-16	deficit
ger-16	case
ger-16	community
ger-16	grade
ger-16	university
ger-16	data
ger-16	communities
ger-16	analysis
ger-16	research