Keyword Analysis & Research: what type of cipher is this

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what type of cipher is this	0.15	0.6	3560	64	27
what	1.3	0.6	5490	59	4
type	1.33	0.9	352	83	4
of	1.36	0.5	1179	12	2
cipher	0.65	0.4	7266	97	6
is	1.2	0.3	9276	22	2
this	0.95	0.9	3031	86	4

Keyword	CPC	PCC	Volume	Score
what type of cipher is this	0.53	0.1	8380	17