| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| oil train explosion in montana | 0.42 | 0.9 | 3245 | 10 |
| helena montana train explosion | 1.22 | 0.1 | 169 | 5 |
| oil train explosion in california | 0.5 | 0.8 | 464 | 9 |
| oil train explosion canada | 0.79 | 0.2 | 1215 | 21 |
| train explosion helena mt 1989 | 1.91 | 0.2 | 1471 | 86 |
| what was the explosion in montana | 0.4 | 0.7 | 180 | 15 |
| oil train explosion in oregon | 1.28 | 0.7 | 2423 | 94 |
| oil train explosion history | 0.68 | 1 | 8318 | 92 |
| oil train explosion in illinois | 0.62 | 0.4 | 4528 | 63 |
| oil train explosion in texas | 1.29 | 0.8 | 5461 | 81 |
| oil train explosion in new york | 0.25 | 0.7 | 5879 | 71 |
| oil train explosion in north dakota | 0.64 | 0.8 | 9274 | 73 |
| explosion over montana mountains | 0.14 | 0.1 | 8861 | 35 |
| massive explosion over montana | 0.94 | 0.1 | 346 | 94 |
| explosion in montana today | 1.44 | 0.5 | 4571 | 13 |
| explosion over montana 2013 | 0.14 | 0.8 | 8257 | 62 |
| oil train explosion in pennsylvania | 0.03 | 0.6 | 1715 | 16 |
| explosion over montana 2014 | 0.55 | 0.1 | 2719 | 17 |
| train crash in montana | 0.56 | 0.6 | 783 | 70 |
| oil train explosion causes | 0.11 | 0.3 | 2994 | 98 |
| explosion over montana: what happened | 2 | 0.3 | 8399 | 66 |
| explosion over montana 2015 | 0.83 | 0.2 | 7712 | 35 |
| explosion over montana 2016 | 1.56 | 0.1 | 4908 | 44 |
