| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| biggest diseases in history | 1.63 | 0.6 | 6510 | 86 | 27 |
| biggest | 0.62 | 0.2 | 3611 | 70 | 7 |
| diseases | 1.95 | 0.9 | 3909 | 4 | 8 |
| in | 0.59 | 0.3 | 5179 | 58 | 2 |
| history | 0.74 | 0.8 | 9961 | 56 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| biggest diseases in history | 0.62 | 0.6 | 9786 | 41 |
| famous diseases in history | 0.24 | 0.1 | 2317 | 31 |
| major diseases in history | 0.81 | 0.9 | 4502 | 26 |
| the most deadly diseases in history | 0.45 | 1 | 2812 | 80 |
| diseases that killed the most in history | 0.4 | 0.1 | 8580 | 13 |
| top 10 most deadly diseases in history | 2 | 0.8 | 8097 | 55 |
| diseases in history that killed many people | 1.09 | 0.6 | 4025 | 71 |
| the worst diseases in history | 0.24 | 0.1 | 4399 | 31 |
| deadliest diseases in history | 0.6 | 0.3 | 5131 | 65 |
| strangest diseases in medical history | 0.74 | 1 | 4967 | 57 |
| most dangerous diseases in history | 0.18 | 0.1 | 7705 | 72 |
| diseases in american history | 1.54 | 0.3 | 7652 | 46 |
| most fatal diseases in history | 1.09 | 0.7 | 8838 | 33 |
| history of diseases in the world | 1.42 | 0.6 | 2091 | 6 |
| deadliest 20 diseases in history | 1.82 | 0.9 | 6205 | 89 |
| which disease killed most people in history | 1.35 | 0.8 | 569 | 22 |
