Keyword Analysis & Research: when were the roman roads built

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when were the roman roads built	0.33	0.9	141	69	31
when	0.02	0.2	1777	64	4
were	1.21	0.1	2237	42	4
the	0.75	1	1624	100	3
roman	0.41	1	5218	71	5
roads	1.18	0.8	2696	27	5
built	1.18	0.4	9410	26	5

Keyword	CPC	PCC	Volume	Score
when were the roman roads built	0.38	0.1	5982	19
how were roman roads built	0.12	0.1	4510	31
why were roman roads built	1.11	1	4332	50
why were roman roads primarily built	0.67	1	8487	35
how many miles of roman roads were built	0.21	1	3005	5
what were the roman roads built of	0.82	0.1	1785	100
were roman roads built by slaves	0.8	0.4	3010	18