Keyword Analysis & Research: when did modern humans arise in earth history

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did modern humans arise in earth history	0.3	0.5	1810	88	45
when	1.16	0.8	2836	90	4
did	1.56	0.8	7248	25	3
modern	0.79	0.8	3596	50	6
humans	0.37	0.5	7119	10	6
arise	1.94	0.5	9484	53	5
in	0.24	0.1	3609	39	2
earth	0.58	0.3	9431	60	5
history	0.01	0.6	5495	13	7

Keyword	CPC	PCC	Volume	Score
when did modern humans arise in earth history	1.91	1	8691	32