id	keyword
brj-23018	corn
brj-23018	cob
brj-23018	corn cob
brj-23018	resin
brj-23018	samples
brj-23018	test
brj-23018	fig
brj-23018	et al
brj-23018	composites
brj-23018	doi
brj-23018	strength
brj-23018	dammar
brj-23018	properties