id	keyword
american_scientific_journal-4141	soil
american_scientific_journal-4141	method
american_scientific_journal-4141	compaction
american_scientific_journal-4141	engineering
american_scientific_journal-4141	water
american_scientific_journal-4141	research
american_scientific_journal-4141	ground
american_scientific_journal-4141	construction
american_scientific_journal-4141	volume
american_scientific_journal-4141	sciences
american_scientific_journal-4141	technology
american_scientific_journal-4141	asrjets
american_scientific_journal-4141	journal
american_scientific_journal-4141	scientific