Keyword Analysis & Research: when did ufo sightings start

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did ufo sightings start	0.7	0.9	4428	63	28
when	0.94	0.9	4988	51	4
did	0.33	0.7	4189	59	3
ufo	0.45	0.8	8651	29	3
sightings	1.18	0.9	8619	19	9
start	0.85	0.9	5003	89	5

Keyword	CPC	PCC	Volume	Score
when did ufo sightings start	1.74	0.1	970	21