id	keyword
brj-23378	et al
brj-23378	pine
brj-23378	strength
brj-23378	grading
brj-23378	modulus
brj-23378	elasticity
brj-23378	scots
brj-23378	machine
brj-23378	timber
brj-23378	red
brj-23378	mm2
brj-23378	scots pine
brj-23378	method