id	keyword
ajis02-1151	waste
ajis02-1151	centres
ajis02-1151	disposal
ajis02-1151	treatment
ajis02-1151	model
ajis02-1151	cost
ajis02-1151	routing
ajis02-1151	transfer
ajis02-1151	recycling
ajis02-1151	transportation
ajis02-1151	facilities
ajis02-1151	node