id	keyword
easat-4236	transportation
easat-4236	performance
easat-4236	inland
easat-4236	businesses
easat-4236	micro
easat-4236	marketing
easat-4236	marketing performance
easat-4236	water
easat-4236	study
easat-4236	safety
easat-4236	vol
easat-4236	security
easat-4236	water transportation
easat-4236	waterways
easat-4236	cost