id	keyword
crl-15650	citations
crl-15650	web
crl-15650	isi
crl-15650	author
crl-15650	percent
crl-15650	print
crl-15650	science
crl-15650	total
crl-15650	analysis
crl-15650	journal
crl-15650	research
crl-15650	data
crl-15650	documents
crl-15650	book
crl-15650	table
crl-15650	library