id	keyword
american_scientific_journal-5868	port
american_scientific_journal-5868	inland
american_scientific_journal-5868	container
american_scientific_journal-5868	icd
american_scientific_journal-5868	nigeria
american_scientific_journal-5868	icds
american_scientific_journal-5868	research
american_scientific_journal-5868	transport
american_scientific_journal-5868	depots
american_scientific_journal-5868	cargo
american_scientific_journal-5868	operations