id	keyword
cusj-7797	proficiency
cusj-7797	qeeg
cusj-7797	language
cusj-7797	participants
cusj-7797	theta
cusj-7797	task
cusj-7797	learning
cusj-7797	coherence
cusj-7797	frequency
cusj-7797	measures
cusj-7797	dele
cusj-7797	study
cusj-7797	state
cusj-7797	power
cusj-7797	studies
cusj-7797	memory
cusj-7797	spanish