id	keyword
ar-20297	communication
ar-20297	studies
ar-20297	information
ar-20297	economy
ar-20297	routes
ar-20297	canada
ar-20297	mosco
ar-20297	post
ar-20297	pay
ar-20297	policy
ar-20297	business
ar-20297	state
ar-20297	services
ar-20297	research
ar-20297	industry
ar-20297	new
ar-20297	culture
ar-20297	telephone