id	keyword
cana-5242	learning
cana-5242	mysql
cana-5242	platform
cana-5242	systems
cana-5242	students
cana-5242	education
cana-5242	user
cana-5242	journal
cana-5242	data
cana-5242	vol
cana-5242	figure
cana-5242	technology
cana-5242	database