Keyword Analysis & Research: registered mail vs certified mail

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
registered mail vs certified mail	0.39	0.4	3763	4	33
registered	1.99	0.7	1525	12	10
mail	0.2	0.4	8708	30	4
vs	1.17	0.4	2573	64	2
certified	1.09	0.5	3059	82	9
mail	1.47	1	573	100	4

Keyword	CPC	PCC	Volume	Score
registered mail vs certified mail	1.74	0.5	5139	65
registered mail vs certified mail usps	0.22	0.2	654	72
registered mail vs certified mail cost	0.97	0.2	193	89
certified mail vs registered mail difference	0.77	0.1	6614	33
what is registered mail vs certified mail	1.92	0.6	8787	36