Keyword Analysis & Research: how come my email won't open

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
how come my email won't open	0.64	0.8	3460	30	28
how	1.55	0.6	7745	91	3
come	1.37	0.8	982	71	4
my	0.45	0.1	6659	56	2
email	1.99	0.8	7217	24	5
won't	1.18	0.1	3661	86	5
open	1.73	0.4	4655	82	4

Keyword	CPC	PCC	Volume	Score
how come my email won't open	1.44	0.6	5909	89