| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what did the civil war cause | 1.72 | 0.4 | 1206 | 44 |
| what caused the civil war | 1.14 | 0.6 | 6839 | 23 |
| what was the cause of the civil war | 0.51 | 0.9 | 7163 | 80 |
| causes of the civil war | 0.71 | 0.4 | 7812 | 38 |
| cause of civil war | 1.34 | 0.1 | 7379 | 55 |
| what were the causes of the civil war | 0.17 | 1 | 5209 | 62 |
| what caused the american civil war | 1.67 | 1 | 7122 | 9 |
| what was the main cause of the civil war | 1.63 | 0.7 | 4497 | 22 |
| did civil war cannon balls explode | 0.94 | 1 | 4518 | 40 |
| did civil war cannon balls explode on contact | 1.12 | 0.2 | 1691 | 96 |
| did civil war cannonballs explode on impact | 1.05 | 0.7 | 4590 | 93 |
