| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| helicopters used by usmc | 1.88 | 1 | 459 | 19 | 24 |
| helicopters | 0.41 | 0.7 | 5731 | 33 | 11 |
| used | 0.09 | 0.6 | 3635 | 62 | 4 |
| by | 1.15 | 0.4 | 8560 | 30 | 2 |
| usmc | 1.45 | 0.5 | 1230 | 9 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| helicopters used by usmc | 1.27 | 0.4 | 9356 | 79 |
