Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
how long did spanish flu last | 1.31 | 0.8 | 6185 | 82 |
how long spanish flu lasted | 0.22 | 0.8 | 6572 | 35 |
how long did the spanish flu lasted | 0.25 | 0.9 | 588 | 27 |
how long does the spanish flu last | 1.51 | 0.2 | 1850 | 4 |
spanish flu when did it end | 1.24 | 0.6 | 3479 | 19 |
when did the spanish flu ended | 1.63 | 0.3 | 1379 | 40 |
what year did the spanish flu end | 1.77 | 0.1 | 4650 | 85 |
what years was the spanish flu | 0.73 | 0.3 | 3734 | 4 |
when did spanish flu start and end | 0.06 | 0.3 | 1805 | 27 |
spanish flu time period | 1.18 | 1 | 9604 | 27 |
years of spanish flu epidemic | 0.92 | 0.6 | 5162 | 58 |
duration of spanish flu epidemic | 0.24 | 1 | 5992 | 69 |
when was the spanish flu | 0.26 | 0.2 | 6778 | 82 |
how long did the spanish flu pandemic last | 0.87 | 0.6 | 6844 | 54 |
how long did the spanish flu epidemic last | 1.59 | 0.8 | 5450 | 44 |
spanish flu lasted how long | 1.52 | 0.5 | 1351 | 44 |
the spanish flu how long did it last | 0.23 | 0.9 | 7699 | 10 |
how long did it take for the spanish flu last | 0.74 | 1 | 7367 | 2 |
years of the spanish flu | 1.29 | 0.5 | 2684 | 2 |
how spanish flu ended | 0.34 | 0.5 | 9401 | 69 |
how did spanish flu end | 0.9 | 1 | 954 | 22 |