Keyword Analysis & Research: when did modern humans first appear on earth

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did modern humans first appear on earth	1.77	0.5	8285	96	44
when	1.2	0.3	5241	28	4
did	1.94	0.1	833	29	3
modern	0.05	0.2	470	76	6
humans	1.07	0.6	7726	70	6
first	1.55	0.7	7348	19	5
appear	0.24	0.3	1612	2	6
on	1.59	0.5	8720	99	2
earth	0.59	0.9	5238	14	5

Keyword	CPC	PCC	Volume	Score
when did modern humans first appear on earth	0.68	0.5	3989	47