what happened before the coal mine explosion

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what happened before the coal mine explosion	1.41	0.2	6069	36	44
what	1.75	0.1	128	82	4
happened	0.64	1	26	94	8
before	0.35	0.6	7157	29	6
the	0.72	0.4	2265	17	3
coal	1.44	0.9	4904	78	4
mine	0.27	0.2	1050	72	4
explosion	1.46	0.9	9104	41	9

Keyword	CPC	PCC	Volume	Score
what happened before the coal mine explosion	0.66	0.5	7882	34
coal mine gas explosion	0.5	0.7	4976	98
methane explosion in coal mine	1.52	0.9	7413	74
china coal mine explosion	0.18	0.7	6704	73
what happened to the coal industry	1.49	0.8	3782	9
coal power plant explosion	0.47	0.7	4852	48
coal mine explosion in pennsylvania	1.09	0.8	5597	54
mid continent coal mine explosion	1.23	0.7	9564	5
which gas causes explosion in coal mines	0.2	0.8	708	29
coal mine explosions in sa	1.95	0.6	2857	24
coal mine explosion northern china	0.61	0.8	6484	22
coal mine accident today	0.23	0.9	5017	40
describe what happens during a mine explosion	0.89	0.2	3428	44
coal city coal mine disaster	1.04	1	354	83
colombia coal mine explosion	0.2	0.9	9901	53
turkey coal mine explosion	0.87	0.3	3534	19
england coal mine disaster	0.39	0.2	2175	84
civil war mine explosion	1.42	0.7	3898	83
coal dust explosion video	1.93	0.3	5153	14
diamond coal mine tragedy	1.86	0.1	6059	95
coal mine explosions in kentucky	1.89	0.9	6479	1
coal mine on fire	0.63	0.6	9114	29
methane in coal mines	0.66	0.1	6843	95
methane gas in coal mines	0.61	0.6	8033	36
methane in coal mining	0.38	0.8	4904	58
coal mine methane capture	0.43	0.6	8454	40
does coal mining release methane	0.08	0.4	6895	7
coal-mine methane	0.8	0.4	565	6
monongah coal mine explosion	1.62	0.8	6929	24
driving down coal mine methane emissions	1.98	0.7	2338	50