primary and secondary air circulation

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
primary and secondary air circulation	0.91	0.3	6956	17	37
primary	1.13	0.5	4731	55	7
and	1.34	0.4	6593	77	3
secondary	1.84	0.6	287	20	9
air	1	0.6	2817	27	3
circulation	0.83	0.1	409	27	11

Keyword	CPC	PCC	Volume	Score
primary and secondary air circulation	1.92	0.4	6465	24
primary secondary and local air circulation	0.58	1	5710	10
primary vs secondary air	1.82	0.7	6081	75
primary air vs secondary air	1.03	0.4	1051	81
primary air and secondary air in boiler	1.08	0.7	4066	52
primary circulation in geography	0.81	0.8	5016	97
general circulation of air	1.86	0.6	4538	98
what is air circulation	1.25	0.4	49	1
pulmonary and systemic circulation pathways	0.12	0.5	1612	4
coronary pulmonary and systemic circulation	0.34	0.2	643	72
during the primary assessment circulation	0.45	0.5	153	59
pulmonary and systemic circulation	0.62	0.3	7025	56
pulmonary circulation systemic circulation	1.35	0.4	5412	40
what is secondary air	1.17	0.7	1828	52