id	keyword
american_scientific_journal-3510	petroleum
american_scientific_journal-3510	products
american_scientific_journal-3510	supply
american_scientific_journal-3510	kenya
american_scientific_journal-3510	depot
american_scientific_journal-3510	time
american_scientific_journal-3510	oil
american_scientific_journal-3510	research
american_scientific_journal-3510	management
american_scientific_journal-3510	storage