id	keyword
cana-5074	analysis
cana-5074	sentiment
cana-5074	learning
cana-5074	sentiment analysis
cana-5074	research
cana-5074	approaches
cana-5074	network
cana-5074	machine
cana-5074	review
cana-5074	studies
cana-5074	data
cana-5074	vol
cana-5074	classification
cana-5074	text
cana-5074	issn