| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is an h1n1 vaccine | 1.32 | 0.2 | 7580 | 14 |
| what is h1n1 vaccine called | 0.01 | 1 | 9837 | 65 |
| h1n1 flu vaccine | 0.83 | 0.3 | 187 | 88 |
| h1n1 influenza vaccine | 1.22 | 0.5 | 2780 | 44 |
| h1n1 vaccine name | 0.05 | 0.1 | 8076 | 27 |
| swine flu h1n1 vaccine | 1.28 | 0.7 | 9737 | 87 |
| is there a vaccine for h1n1 | 1.08 | 0.5 | 3128 | 50 |
| is h1n1 vaccine required | 0.01 | 0.6 | 2849 | 68 |
| h1n1 vaccine | 0.38 | 0.4 | 2714 | 52 |
| h1n1 vaccine in 2009 | 0.78 | 0.9 | 4083 | 12 |
| h1n1 vaccine 2010 | 1.38 | 0.9 | 7465 | 91 |
| h1n1 vaccine side effects | 0.12 | 0.6 | 9710 | 2 |
| h1n1 vaccine 2022 | 0.62 | 1 | 7957 | 4 |
| h1n1 vaccine prediction | 1.65 | 0.9 | 51 | 29 |
| h1n1 vaccine age | 0.98 | 1 | 2954 | 59 |
| h1n1 vaccine 2023 | 0.3 | 0.6 | 2654 | 88 |
| h1n1 vaccine 1976 | 0.2 | 0.4 | 3218 | 29 |
| h1n1 vaccine price | 1.52 | 0.9 | 1592 | 25 |
| h1n1 vaccine side effects 2009 | 1.8 | 0.4 | 4025 | 63 |
