| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| deadliest day in world history | 1.27 | 1 | 7374 | 12 |
| deadliest single day battle in world history | 0.68 | 0.8 | 1231 | 50 |
| most deadly day in history | 1.12 | 0.1 | 9640 | 22 |
| deadliest day in us history | 1.3 | 0.6 | 3000 | 9 |
| deadliest day in american history | 0.29 | 0.4 | 6613 | 56 |
| what is the deadliest day | 0.36 | 0.9 | 4578 | 40 |
| deadliest day of the year | 0.01 | 0.9 | 3811 | 11 |
| what was the deadliest year in history | 1.92 | 0.5 | 1112 | 32 |
| deadliest time in history | 0.35 | 0.1 | 5184 | 47 |
| deadliest year in human history | 0.27 | 1 | 1865 | 88 |
| deadliest day of ww1 | 1.79 | 0.8 | 4697 | 34 |
| the deadliest event in history | 1.25 | 0.7 | 4972 | 87 |
| deadliest day in ww2 | 0.95 | 0.9 | 3597 | 41 |
| deadliest event in human history | 2 | 1 | 9743 | 56 |
| deadliest day of the war | 0.28 | 0.1 | 8661 | 81 |
