id	keyword
cana-1247	energy
cana-1247	network
cana-1247	method
cana-1247	node
cana-1247	ann
cana-1247	cluster
cana-1247	routing
cana-1247	packet
cana-1247	data
cana-1247	head
cana-1247	efficiency
cana-1247	lifetime