Keyword Analysis & Research: what is error of principles

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is error of principles	0.72	0.9	3975	78	27
what	0.07	0.2	9872	35	4
is	1.16	0.4	1294	88	2
error	1.29	0.9	4114	42	5
of	0.51	0.1	8038	14	2
principles	0.52	0.1	5618	65	10

Keyword	CPC	PCC	Volume	Score
what is error of principles	0.02	0.9	123	89