when did afl and nfl join

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did afl and nfl join	0.6	0.5	8641	83	25
when	1.64	0.4	9622	26	4
did	1.92	0.3	565	92	3
afl	0.41	0.1	2290	78	3
and	0.25	0.4	9232	91	3
nfl	1.76	0.7	806	98	3
join	0.27	0.3	9042	38	4

Keyword	CPC	PCC	Volume	Score
when did afl and nfl join	0.98	1	5612	58
when did the afl join the nfl	1.26	0.8	679	100
when did the afl and nfl combine	1.63	0.8	5652	78
afl and nfl history	1.23	0.7	4458	5
when did the afl start	1.26	0.4	8357	85
when did the afl begin	0.98	1	5501	50
what year did the afl start	1.05	0.4	8128	89
when did afl become afc	0.3	0.1	449	91
when did the afl form	1.57	0.4	6407	17
nfl afl football history	1.18	0.6	1914	96
when did afl originate	1.95	0.3	2085	20
original afl and nfl teams	0.24	0.2	4066	99
when did vfl become afl	0.27	0.5	2776	89
when was afl started	1.78	0.3	2313	78
when was the afl established	0.79	1	4100	23
how long has afl been around	1.98	0.4	8502	99