Keyword Analysis & Research: when were modern humans first on earth

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when were modern humans first on earth	1.74	1	3128	77	38
when	1.99	0.3	7645	76	4
were	1.61	0.2	3050	63	4
modern	1.34	0.3	8377	55	6
humans	0.12	0.2	6406	85	6
first	1.95	0.8	18	16	5
on	0.88	0.9	9061	75	2
earth	0.88	0.1	3455	89	5

Keyword	CPC	PCC	Volume	Score
when were modern humans first on earth	1.22	0.3	3786	86