Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
how long did the spanish flu last in america | 0.44 | 0.2 | 2908 | 53 |
how long did the spanish influenza last | 1.03 | 0.9 | 9372 | 34 |
how long does the spanish flu last | 1.91 | 0.8 | 879 | 12 |
years of the spanish flu | 0.54 | 0.7 | 3914 | 23 |
the spanish flu in america | 1.29 | 0.5 | 4355 | 12 |
when did the spanish flu ended | 0.78 | 0.1 | 1589 | 65 |
when did the spanish flu end | 1.04 | 1 | 6763 | 62 |
what year did the spanish flu end | 1.15 | 0.3 | 2509 | 33 |
when did spanish flu start and end | 0.09 | 0.5 | 6277 | 96 |
years of spanish flu epidemic | 0.26 | 0.4 | 4350 | 76 |
spanish flu time period | 0.29 | 1 | 3700 | 43 |
duration of spanish flu epidemic | 1.39 | 0.6 | 9689 | 51 |