id	keyword
easat-3884	bci
easat-3884	eeg
easat-3884	learning
easat-3884	signals
easat-3884	classification
easat-3884	motor
easat-3884	imagery
easat-3884	data
easat-3884	speller
easat-3884	brain
easat-3884	hand
easat-3884	vietnamese
easat-3884	authors
easat-3884	dataset
easat-3884	vol
easat-3884	system
easat-3884	subject