| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| chemical warfare weapons history | 1.62 | 0.1 | 3593 | 86 | 32 |
| chemical | 1.25 | 0.3 | 7519 | 87 | 8 |
| warfare | 0.4 | 1 | 8717 | 90 | 7 |
| weapons | 0.63 | 0.2 | 9211 | 57 | 7 |
| history | 0.57 | 1 | 259 | 76 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| chemical warfare weapons history | 0.71 | 0.3 | 7489 | 98 |
