define 20 20 vision eye chart

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
define 20 20 vision eye chart	1.38	0.4	5099	91	29
define	1.14	0.2	4008	29	6
20	0.85	0.5	442	82	2
20	0.84	0.2	2950	63	2
vision	0.44	0.7	8902	36	6
eye	1.82	0.2	6794	16	3
chart	1.04	0.2	1527	25	5

Keyword	CPC	PCC	Volume	Score
define 20 20 vision eye chart	0.57	0.2	8493	13
what does 20 20 eye vision mean	1.05	0.3	4888	24
what is 20/60 vision on eye chart	0.69	0.5	5482	59
what is 20/40 vision on eye chart	0.29	0.9	8620	84
define 20 20 vision	1.79	0.7	2359	37
what does 20 20 mean in vision	1.61	0.5	73	22
how is vision measured 20 20	1.21	0.9	9228	49
what does 20 20 vision means	1.34	0.1	5620	76
what does 20 in 20/20 vision mean	0.95	0.2	6949	27
what is considered 20/20 vision	1.21	0.9	9011	81
definition of 20/20 vision	0.42	0.6	7466	36
20 20 eye vision	0.85	1	7411	51