Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
how many years did spanish flu last | 2 | 0.9 | 5052 | 21 |
how long does the spanish flu last | 0.91 | 0.6 | 7183 | 56 |
what years was the spanish flu | 1.27 | 0.6 | 1439 | 74 |
spanish flu when did it end | 0.34 | 0.7 | 7456 | 50 |
when did the spanish flu ended | 0.07 | 0.7 | 7196 | 84 |
years of spanish flu epidemic | 1.55 | 0.7 | 4533 | 17 |
what year did the spanish flu end | 1.91 | 0.7 | 6519 | 21 |
when did spanish flu start and end | 0.36 | 1 | 4997 | 82 |
spanish flu time period | 0.9 | 0.5 | 6364 | 16 |
duration of spanish flu epidemic | 1.23 | 0.9 | 5828 | 98 |
how long did spanish flu last | 0.56 | 0.6 | 6152 | 95 |
how long did the spanish flu pandemic last | 1.82 | 0.9 | 3968 | 56 |