Keyword Analysis & Research: when was cornell notes invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was cornell notes invented	0.51	0.5	2919	39	31
when	1.98	0.4	8121	55	4
was	1.19	0.6	3037	60	3
cornell	1.19	0.5	6505	93	7
notes	1.52	0.4	399	58	5
invented	0.81	0.6	8007	17	8

Keyword	CPC	PCC	Volume	Score
when was cornell notes invented	1.88	0.8	9503	28