id	keyword
american_scientific_journal-8215	customers
american_scientific_journal-8215	clustering
american_scientific_journal-8215	bills
american_scientific_journal-8215	group
american_scientific_journal-8215	deviation
american_scientific_journal-8215	mean
american_scientific_journal-8215	range
american_scientific_journal-8215	retail
american_scientific_journal-8215	data