when did the chinese invent fireworks

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when did the chinese invent fireworks	0.66	0.3	9333	76	37
when	1.31	0.5	5678	65	4
did	0.99	1	5525	94	3
the	1.5	0.6	6758	65	3
chinese	0.91	0.7	5794	68	7
invent	0.21	0.1	9324	4	6
fireworks	1.33	0.2	3613	43	9

Keyword	CPC	PCC	Volume	Score
when did the chinese invent fireworks	0.82	0.5	3052	61
why did the chinese invent fireworks	1.12	0.2	2993	69
did the chinese invent fireworks	1.05	0.5	7308	99
chinese invent gunpowder and fireworks	1.32	0.8	9102	25
when did china make fireworks	0.2	0.8	2657	55
invention of fireworks china	1.23	0.8	3965	3
firework invented in ancient china	1.1	0.8	3853	80
facts about ancient chinese fireworks	0.56	0.4	1102	29
when did fireworks invented	1.94	0.2	7877	87
fireworks in ancient china	0.57	0.3	655	87
chinese new year fireworks history	0.01	0.5	6105	78
when were modern fireworks invented	0.3	0.9	7837	95
ancient china fireworks info	0.53	1	6170	61
which country first invented fireworks	0.92	0.4	5424	65
what year were fireworks invented	0.31	0.3	6304	100
in which country were fireworks invented	0.44	0.4	7738	71