Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
how long does the spanish flu last | 0.02 | 0.2 | 6455 | 16 |
how long did the spanish influenza last | 1.28 | 0.9 | 6751 | 26 |
years of spanish flu | 1.5 | 0.9 | 3099 | 69 |
was the spanish flu an epidemic | 0.66 | 0.1 | 135 | 64 |
spanish flu time period | 0.92 | 0.7 | 661 | 2 |
year of spanish flu epidemic | 0.61 | 0.4 | 5898 | 53 |
when did the spanish flu pandemic end | 0.5 | 0.2 | 5504 | 29 |
spanish flu when did it end | 1.19 | 0.5 | 3452 | 98 |