how old are the collins class submarines

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
how old are the collins class submarines	0.02	0.9	4491	55	40
how	1.45	1	9721	100	3
old	0.81	0.5	2106	64	3
are	0.55	0.5	7699	64	3
the	1.94	0.4	6585	23	3
collins	0.8	0.9	2742	47	7
class	0.8	0.6	2530	58	5
submarines	1.41	0.1	3992	33	10

Keyword	CPC	PCC	Volume	Score
collins class submarines australia	0.07	0.1	2780	17
collins class submarine size	0.65	0.3	5718	97
first collins class submarine	0.1	0.8	5768	6
collins class submarine model	1.95	0.8	5706	20
australian collins class submarine	1.37	0.1	7706	28
australia collins class submarine	1.66	0.5	6975	30
collins class submarine book	1.57	1	9623	81
collins class submarine cost	0.23	0.8	5124	55
collins class submarine layout	1.48	0.5	7558	75
collins class submarine upgrade	0.19	0.6	6353	97
collins class submarine dimensions	1.25	0.6	1338	81
collins class submarine problems	1.38	1	5679	16
collins class diesel-electric submarines	0.13	0.5	3872	81
how old are submarines	0.68	0.2	4785	80
collins class submarine raytheon	1.03	0.9	5535	2
us submarine school class pictures by year	0.42	0.8	4261	7
inside the columbia class submarine	1.05	0.3	5408	26
us s class submarine	0.74	0.9	7469	59
s class submarine uk	1.22	0.3	2531	58
british c class submarine	1.31	0.9	5356	34
latest us submarine class	1.12	1	6253	26
us new submarine class	1.29	0.2	3368	42
australian collins class submarines	1.96	0.2	9176	95
collins class submarine inside	0.3	0.2	128	91
collins class submarine project	1.79	0.7	2973	37
british s class submarines ww2	0.71	0.4	2062	86