when did microsoft first release windows

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did microsoft first release windows	1.85	0.1	3099	60	40
when	1.86	0.7	874	83	4
did	1.14	0.6	8871	89	3
microsoft	0.91	1	1168	97	9
first	0.18	0.9	1967	34	5
release	0.86	0.6	331	91	7
windows	0.6	0.9	885	51	7

Keyword	CPC	PCC	Volume	Score
when did microsoft first release windows	1.09	0.3	9972	61
microsoft windows first release	0.96	0.7	5731	68
when did microsoft windows start	1.91	0.4	7002	43
when did microsoft introduce windows	1.47	0.8	7152	32
when did windows first come out	1.68	0.6	4573	65
when was microsoft windows launched	1.5	0.9	9192	52
when did windows first launch	1.06	0.1	1191	79
when did windows release	1.56	1	4256	2
when was microsoft windows created	0.43	0.8	2252	28
when was microsoft windows developed	1.28	0.7	5021	42
what was the first microsoft windows	0.64	0.2	8055	64
first windows release date	0.48	1	7161	9
what year was the first windows released	1	0.4	250	11
when was windows released	1.3	0.8	4849	73
when was microsoft windows first released	1.68	0.5	5047	88
microsoft windows initial release date	0.42	0.3	7433	63
first version of windows released	1.5	0.4	34	16
when was windows first released	0.49	0.5	3301	87
microsoft windows initial release	0.69	0.7	6206	17
microsoft windows release history	0.52	0.6	5057	80
windows original release date	1.48	0.1	7486	31
first microsoft computer release date	1.07	0.6	5180	14
windows 10 first release	0.46	0.5	8200	45
microsoft windows release date	1.61	1	7467	46
microsoft windows 1 release date	0.99	0.6	9039	32
microsoft windows first version	0.05	0.6	6495	11
first windows os release date	1.4	0.2	3177	74
windows release dates history	0.77	0.3	8529	14