Keyword Analysis & Research: when were trenches first used in ww1

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when were trenches first used in ww1	1.86	0.3	9103	35	36
when	1.94	0.7	2580	7	4
were	0.87	0.9	7303	75	4
trenches	1.68	0.6	7643	93	8
first	1.44	1	9370	32	5
used	0.14	1	7714	43	4
in	1	0.7	2193	24	2
ww1	0.66	0.5	8987	40	3

Keyword	CPC	PCC	Volume	Score
when were trenches first used in ww1	1.99	0.2	3516	98