| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| mustard gas wwi | 1.07 | 0.9 | 22 | 24 | 15 |
| mustard | 1.67 | 0.7 | 4353 | 22 | 7 |
| gas | 0.26 | 0.3 | 4467 | 7 | 3 |
| wwi | 0.22 | 0.7 | 5359 | 99 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| mustard gas wwi | 1.48 | 0.6 | 1114 | 100 |
| mustard gas images | 1.17 | 0.7 | 631 | 55 |
| was mustard gas used in wwi | 0.87 | 1 | 1100 | 22 |
| mustard gas victims wwi | 0.43 | 0.2 | 8372 | 90 |
| wwi mustard gas effects | 1.7 | 0.6 | 8341 | 87 |
| mustard gas wwii | 0.71 | 0.5 | 9048 | 61 |
| which side used mustard gas in wwi | 0.79 | 0.9 | 4029 | 77 |
| mustard gas ww1 images | 0.67 | 1 | 7042 | 6 |
| images of mustard gas exposure | 0.33 | 0.4 | 1080 | 55 |
