id	keyword
ajis02-506	online
ajis02-506	trust
ajis02-506	auction
ajis02-506	seller
ajis02-506	participants
ajis02-506	increase
ajis02-506	information
ajis02-506	site
ajis02-506	research
ajis02-506	users
ajis02-506	assurances
ajis02-506	items