Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
spanish flu virus or bacteria | 1.51 | 1 | 7568 | 43 |
was the spanish flu a virus or bacteria | 0.38 | 0.6 | 6118 | 43 |
is spanish flu a virus | 1.09 | 0.6 | 287 | 4 |
what virus caused the spanish flu | 0.13 | 1 | 4022 | 69 |
spanish flu virus type | 1.97 | 0.5 | 1331 | 72 |
what virus was the spanish flu | 0.52 | 0.7 | 6001 | 77 |
about the spanish flu | 1.7 | 0.4 | 9361 | 34 |
information about the spanish flu | 0.14 | 0.6 | 7392 | 55 |
is the spanish flu influenza | 1.2 | 0.4 | 6325 | 11 |
details about the spanish flu | 0.13 | 0.7 | 3117 | 66 |
facts about spanish flu | 0.45 | 0.1 | 1867 | 31 |