id	keyword
fennia-98357	travel
fennia-98357	cost
fennia-98357	water
fennia-98357	land
fennia-98357	finland
fennia-98357	data
fennia-98357	environment
fennia-98357	table
fennia-98357	cover
fennia-98357	values
fennia-98357	human
fennia-98357	routes
fennia-98357	effort
fennia-98357	landscape
fennia-98357	speed
fennia-98357	road
fennia-98357	cs1
fennia-98357	fig
fennia-98357	travel effort
fennia-98357	surface
fennia-98357	cs2
fennia-98357	study
fennia-98357	model
fennia-98357	distance
fennia-98357	travel environment
fennia-98357	suomen