| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| helicopters used in vietnam | 1.88 | 0.3 | 181 | 31 | 27 |
| helicopters | 1.5 | 0.8 | 538 | 86 | 11 |
| used | 1.84 | 0.7 | 9505 | 29 | 4 |
| in | 0.16 | 0.5 | 5716 | 16 | 2 |
| vietnam | 1.23 | 0.5 | 4640 | 27 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| helicopters used in vietnam | 0.02 | 0.7 | 8409 | 28 |
