when were paper planes invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when were paper planes invented	1.99	0.8	5896	94	31
when	0.11	0.6	1336	21	4
were	1.05	1	4612	83	4
paper	1.7	0.4	8037	1	5
planes	0.76	1	3050	83	6
invented	0.72	0.5	8075	64	8

Keyword	CPC	PCC	Volume	Score
when were paper planes invented	0.59	0.6	2392	76
when was the first paper airplane made	1.09	0.6	4920	85
when did paper airplanes start	1.95	0.2	7416	88
who invented paper airplanes	1.81	1	4429	48
who made the first paper airplane	0.91	0.3	7916	69
who created the first paper airplane	1.42	0.7	3736	97
when was the first paper plane made	0.79	0.6	6653	24
first paper airplane ever made	0.12	0.1	5376	89
when was the paper plane invented	1.52	0.6	1658	73
when was paper planes made	0.95	0.3	8494	71
history of the paper airplane	0.7	0.7	7026	28
who invented the paper airplane	0.27	0.8	9291	27
where were paper airplanes invented	1.82	1	1133	3
paper airplane history facts	1.99	0.8	3596	4
history of paper plane	0.7	1	1375	53