id	keyword
american_scientific_journal-5782	materials
american_scientific_journal-5782	building
american_scientific_journal-5782	green
american_scientific_journal-5782	cost
american_scientific_journal-5782	housing
american_scientific_journal-5782	construction
american_scientific_journal-5782	vol
american_scientific_journal-5782	benefits
american_scientific_journal-5782	socio
american_scientific_journal-5782	model