Keyword Analysis & Research: when did humans begin on earth

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did humans begin on earth	0.03	0.8	703	15	30
when	1.3	0.7	7234	97	4
did	1.53	0.6	6801	25	3
humans	1.8	0.1	2215	43	6
begin	0.59	0.8	9159	14	5
on	1.07	0.3	3493	49	2
earth	0.96	0.3	4962	72	5

Keyword	CPC	PCC	Volume	Score
when did humans begin on earth	1.92	0.2	5518	49