Keyword Analysis & Research: why are the ceilings of concert halls curved

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why are the ceilings of concert halls curved	1.09	0.1	6604	69	44
why	0.19	0.6	7900	63	3
are	1.16	0.5	5396	16	3
the	1.21	0.7	4427	90	3
ceilings	0.08	0.1	412	37	8
of	0.96	0.9	7562	9	2
concert	0.72	0.7	8532	5	7
halls	1.63	0.7	6589	17	5
curved	0.21	0.6	1291	26	6

Keyword	CPC	PCC	Volume	Score
why are the ceilings of concert halls curved	0.85	1	7943	12