Keyword Analysis & Research: why is blackboard saying sign on error

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why is blackboard saying sign on error	0.67	0.1	6893	18	38
why	0.86	0.2	5793	84	3
is	1.37	0.6	2104	26	2
blackboard	1.61	0.7	4690	1	10
saying	0.63	0.1	8453	10	6
sign	0.47	0.8	5927	70	4
on	1.51	0.7	9882	60	2
error	0.24	1	6028	50	5

Keyword	CPC	PCC	Volume	Score
why is blackboard saying sign on error	0.57	0.8	3063	69