when was delta variant discovered

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was delta variant discovered	1.23	0.7	1433	97	33
when	1.35	0.6	4342	24	4
was	1.1	0.2	1722	84	3
delta	0.11	0.8	9783	77	5
variant	1.33	0.1	4949	40	7
discovered	1.99	0.9	8953	31	10

Keyword	CPC	PCC	Volume	Score
when was delta variant discovered	1.23	0.2	8042	15
delta variant date discovered	1.66	0.5	4941	60
when was the delta variant prevalent	1.61	0.6	9316	11
where did the delta variant originate	1.83	0.5	5935	28
when did delta variant start in usa	0.97	0.5	8067	67
when did delta variant arrive in us	1.02	1	3310	2
when was delta discovered	1.52	0.8	5039	91
when did delta variant hit us	1.4	0.4	3180	74
what is the delta variant	0.24	0.1	4264	71
why is it called delta variant	0.26	0.4	5507	17
delta variant timeline us	0.31	0.3	9987	36
news of delta variant	0.02	0.9	7741	44
pic of delta variant	0.37	0.1	2824	85
delta variant and testing	1.38	0.4	8901	66
where is the delta variant map	0.38	0.1	1727	37