why were there so many trench rats during ww1

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why were there so many trench rats during ww1	1.59	0.5	4732	59	45
why	1.37	0.2	1571	45	3
were	0.89	0.3	5546	81	4
there	1.43	0.1	8431	23	5
so	0.56	0.9	3122	7	2
many	1.03	0.4	6394	68	4
trench	0.94	0.8	8190	72	6
rats	0.37	1	5236	16	4
during	0.77	0.5	5181	98	6
ww1	0.15	0.4	9002	94	3

Keyword	CPC	PCC	Volume	Score
why were there so many trench rats during ww1	0.43	0.8	2133	55
trench rats from ww1	1.36	1	8572	25
rats in ww1 trenches	1.7	0.2	5800	62
world war 1 trench rats	1.41	0.4	5194	66
rat infestation in the trenches ww1	0.01	0.2	5200	67
how many rats were in the trenches	1.11	0.3	4658	13
rats and lice in the trenches ww1	1.45	0.4	6886	94
rat infestation in the trenches ww2	1.15	0.7	3077	23
rat infestation in the trenches of wwi	1.05	0.8	6457	31
rat infestation in the trenches of wwii	1.46	0.6	7114	31
rat infestation in the trenches history	1.18	0.5	6704	17
rat infestation in the trench warfare	1.36	0.1	8172	93
rat infestation in the trenches facts	1.3	0.8	8728	4
rats in world war 1	0.67	1	2461	43
rat infestation in the trenches causes	0.47	0.3	181	85
rat infestation in the trenches sources	1.69	0.1	2046	62
rat infestation in the trenches pictures	0.83	0.8	1658	67