id	keyword
esrj-81974	landslide
esrj-81974	et al
esrj-81974	hvsr
esrj-81974	peak
esrj-81974	noise
esrj-81974	soil
esrj-81974	ambient
esrj-81974	hussain
esrj-81974	study
esrj-81974	pile
esrj-81974	load
esrj-81974	frequency
esrj-81974	wave
esrj-81974	figure
esrj-81974	amplitude
esrj-81974	rayleigh
esrj-81974	shear
esrj-81974	case
esrj-81974	curves
esrj-81974	data