id	keyword
ger-198	schools
ger-198	public
ger-198	charter
ger-198	education
ger-198	choice
ger-198	spain
ger-198	concertados
ger-198	michigan
ger-198	system
ger-198	parents
ger-198	states
ger-198	charter schools
ger-198	students
ger-198	united
ger-198	children
ger-198	government
ger-198	funding