| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| united states air force wikipedia history | 1.65 | 0.4 | 6291 | 9 |
| united states air force wikipedia | 0.19 | 1 | 6034 | 3 |
| us air force history | 1.29 | 0.8 | 2386 | 80 |
| united states air force wiki | 1.64 | 0.7 | 685 | 69 |
| united states air force established | 0.5 | 0.9 | 7096 | 10 |
| us air force wikipedia | 0.04 | 0.4 | 1278 | 56 |
| us air force established 1947 | 0.58 | 0.6 | 2001 | 51 |
| usa air force wiki | 1.9 | 0.5 | 8849 | 35 |
| us air force wiki | 0.85 | 0.3 | 9062 | 14 |
| us air force established | 1.09 | 0.2 | 7828 | 90 |
| when was the us air force formed | 1.68 | 0.4 | 9186 | 2 |
