Keyword Analysis & Research: when were tanks introduced in ww1

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when were tanks introduced in ww1	1.26	0.2	7145	26	33
when	1.14	0.2	9197	13	4
were	1.06	1	4964	7	4
tanks	0.16	0.7	147	53	5
introduced	1.33	0.6	6742	38	10
in	1.4	0.8	7925	66	2
ww1	0.04	0.5	377	43	3

Keyword	CPC	PCC	Volume	Score
when were tanks introduced in ww1	0.7	0.1	5496	7
when were tanks first introduced in ww1	1.06	0.7	8149	96
why were tanks introduced in ww1	1.88	1	4571	65
when were tanks first used in war	0.12	0.4	4504	42
who first used tanks in ww1	1.18	0.4	9209	78
when were tanks introduced in war	1.74	0.1	3341	49
when were tanks first introduced	1.84	1	7135	89
who used tanks first in ww1	0.81	0.1	4170	86
tanks in ww1 history	0.11	1	2076	21