Keyword Analysis & Research: vacuum tubes first generation computers

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
vacuum tubes first generation computers	0.14	0.2	491	53	39
vacuum	1.17	0.7	2541	76	6
tubes	1.65	0.7	9347	88	5
first	0.12	0.5	9467	82	5
generation	0.89	0.4	4553	27	10
computers	0.27	0.3	4987	24	9

Keyword	CPC	PCC	Volume	Score
vacuum tubes first generation computers	0.58	0.5	2468	26
first generation computers used vacuum tubes	1.59	0.4	6217	86
vacuum tubes computer generation	1.33	1	5156	25
which generation of computer use vacuum tubes	1.71	0.4	4605	87
first computer with vacuum tubes	1.3	0.8	359	65
first vacuum tube computer	1.46	0.1	4957	96
vacuum tubes first generation	0.04	0.3	1774	57
early computer vacuum tubes	1.09	0.7	5986	100
vacuum tubes computer history	0.79	0.3	4003	40
who invented the vacuum tube computer	1.37	0.7	5312	56
vacuum tube based computer	0.49	0.9	2561	98