when was opera music made

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was opera music made	1.59	0.6	4083	65	25
when	0.24	0.1	6499	86	4
was	1.58	0.6	3648	34	3
opera	1.41	0.7	9131	94	5
music	1.78	0.6	4606	77	5
made	0.71	0.1	2247	66	4

Keyword	CPC	PCC	Volume	Score
when was opera music made	0.99	0.6	8105	54
who made opera music	1.79	0.8	7402	93
what music period was the opera invented	1.92	0.9	7690	23
when was opera made	1.12	0.9	8280	21
when was opera developed	0.24	0.8	6696	66
when was opera created	0.83	0.8	2340	54
when was opera invented	1.16	0.8	376	49
when did opera come out	0.31	0.9	8492	20
when was opera released	1.01	0.8	5149	72
when did opera begin	0.9	0.7	5932	20
when did the opera debut	0.54	0.9	4824	48
when did opera start	0.9	0.9	1973	32
what era was opera invented	0.77	1	9745	33
when were the first operas composed	0.6	0.2	1091	67
opera was first introduced	1	0.4	138	68
what year did opera begin	1.23	1	7251	48
around what year did opera originate	0.23	0.2	5465	60
when and where did opera originate	0.38	0.6	159	6