halley's comet can be observed every

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
halley's comet can be observed every	0.29	0.3	6139	61	36
halley's	0.36	0.3	3257	80	8
comet	1.52	0.6	2732	28	5
can	1.85	1	7059	20	3
be	1.31	0.9	1361	47	2
observed	0.31	0.5	619	20	8
every	1.99	0.6	5067	18	5

Keyword	CPC	PCC	Volume	Score
halley's comet can be observed every	0.99	0.2	2892	63
how often can you see halley's comet	0.59	0.6	1182	19
halley's comet comes every how many years	0.3	0.3	293	53
when halley's comet will be visible again	1.1	0.6	3823	95
halley's comet every 76 years	0.1	0.8	1931	60
how often halley's comet occur	1.91	0.5	3545	75
how many times does halley's comet comes	0.48	0.4	9282	12
how often does halley's comet visit earth	0.71	0.2	1923	36
how often does halley's comet pass earth	0.43	0.3	4875	55
how many times has halley's comet passed	1.81	0.5	2520	59
how often does halley's comet pass	1.1	0.6	7344	10
years halley's comet has appeared	1.79	1	2244	96
halley's comet dates and times	1.76	0.6	7670	45