| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| cause of spanish flu | 1.31 | 0.9 | 66 | 15 | 20 |
| cause | 1.77 | 0.4 | 1993 | 100 | 5 |
| of | 1.19 | 0.5 | 322 | 46 | 2 |
| spanish | 1.62 | 1 | 185 | 93 | 7 |
| flu | 0.95 | 0.3 | 6278 | 74 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| cause of spanish flu | 0.17 | 0.5 | 4300 | 29 |
| cause of spanish flu in 1918 | 0.29 | 0.4 | 3115 | 69 |
| cause of spanish flu epidemic 1918 | 0.24 | 0.1 | 6768 | 80 |
| what was the cause of the spanish flu | 1.59 | 0.6 | 620 | 87 |
| how many people died cause of the spanish flu | 0.05 | 0.5 | 2553 | 73 |
| how many deaths did the spanish flu cause | 0.15 | 0.1 | 6005 | 24 |
| spanish flu cause of death | 0.02 | 0.9 | 9229 | 39 |
| how did the spanish flu cause death | 2 | 0.8 | 6884 | 38 |
| what was the cause of the spanish flu in 1918 | 1.96 | 0.1 | 5713 | 65 |
| the spanish flu of 1918 | 1.73 | 0.8 | 8733 | 37 |
| spanish flu of 1918 facts | 1.05 | 0.6 | 5609 | 63 |
| history of spanish flu epidemic 1918 | 1.29 | 0.3 | 5790 | 62 |
| spanish flu epidemic of 1918 | 1 | 0.1 | 8446 | 80 |
| spanish flu pandemic of 1918 | 0.85 | 0.3 | 7722 | 28 |
| spanish flu outbreak 1918 | 1.9 | 0.9 | 4195 | 56 |
| news 1918 spanish flu | 0.22 | 0.2 | 6032 | 49 |
| spanish influenza of 1918 | 1.16 | 0.1 | 6739 | 19 |
