id	keyword
economy-1137	poverty
economy-1137	households
economy-1137	study
economy-1137	level
economy-1137	family
economy-1137	percent
economy-1137	status
economy-1137	incidence
economy-1137	ethiopia
economy-1137	city
economy-1137	total
economy-1137	water
economy-1137	income
economy-1137	area
economy-1137	non