halley's comet dates in history

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
halley's comet dates in history	0.4	0.8	6114	61	31
halley's	1.02	0.6	6725	10	8
comet	1.86	1	1320	45	5
dates	0.53	1	4017	77	5
in	1.8	0.5	1385	84	2
history	0.75	0.5	3411	15	7

Keyword	CPC	PCC	Volume	Score
halley's comet dates in history	0.59	0.1	2884	15
the comet known as halley's comet history	0.91	0.1	1871	100
dates of halley's comet appearance	0.56	0.3	5745	55
in what year was halley's comet discovered	0.82	0.1	6394	30
the comet known as halley's history	0.45	0.6	2057	42
halley's comet in 1910	1.79	0.6	9296	2
when was halley's comet discovered	0.24	1	7139	34
when has halley's comet appeared	1.27	0.5	9391	12
period of halley's comet	0.8	0.3	8815	96
when was halley's comet named	0.42	0.6	4865	35
earliest record of halley's comet	1.31	0.9	2895	20
years halley's comet has appeared	1.76	1	7267	94