| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| operation downfall alternate history | 1.09 | 0.3 | 1115 | 56 |
| what was the operation downfall | 1.31 | 0.4 | 2014 | 28 |
| did operation downfall happen | 1.58 | 0.7 | 3509 | 51 |
| what if operation downfall happened | 1.75 | 0.3 | 3149 | 13 |
| operation downfall primary source | 1.06 | 1 | 9602 | 81 |
| operation downfall death estimates | 0.25 | 0.4 | 2148 | 24 |
| operation downfall free game | 0.11 | 0.5 | 3064 | 99 |
| why was operation downfall never carried out | 1.98 | 0.2 | 8067 | 35 |
| in wwii what was operation downfall | 1.05 | 0.9 | 5537 | 76 |
| operation downfall order of battle | 0.72 | 0.6 | 6205 | 99 |
| operation unthinkable alternate history | 0.89 | 0.7 | 5273 | 33 |
| what was operation downfall ww2 | 1.94 | 0.8 | 5606 | 9 |
| operation valkyrie alternate history | 0.07 | 0.3 | 6008 | 38 |
| double collapse alternate history | 0.02 | 0.1 | 237 | 90 |
