id	keyword
cana-1577	models
cana-1577	data
cana-1577	information
cana-1577	drilling
cana-1577	time
cana-1577	boring
cana-1577	penetrating
cana-1577	learning
cana-1577	strategies
cana-1577	machine
cana-1577	modeling
cana-1577	operations
cana-1577	analysis
cana-1577	bit
cana-1577	execution
cana-1577	methods