id	keyword
brj-23392	branch failure
brj-23392	cutting
brj-23392	impact
brj-23392	impact cutting
brj-23392	stress
brj-23392	failure mode
brj-23392	impact failure
brj-23392	branches
brj-23392	results
brj-23392	branch diameter
brj-23392	process
brj-23392	pruning
brj-23392	article
brj-23392	simulation
brj-23392	model
brj-23392	et al
brj-23392	element