| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| h1n1 | 1.56 | 0.2 | 1545 | 61 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| h1n1 | 1.15 | 0.8 | 3022 | 100 |
| h1n1 bird flu | 0.08 | 0.3 | 8805 | 73 |
| h1n1 virus | 0.22 | 0.1 | 9765 | 36 |
| h1n1 swine flu | 1.79 | 0.9 | 4933 | 78 |
| h1n1 symptoms | 0.55 | 0.8 | 921 | 62 |
| h1n1 vaccine | 1.49 | 0.4 | 2763 | 81 |
| h1n1 pandemic | 1.43 | 0.3 | 2250 | 55 |
| h1n1 form | 1.67 | 1 | 7337 | 94 |
| h1n1 influenza | 0.57 | 0.2 | 7610 | 85 |
| h1n1 flu | 0.36 | 0.7 | 9639 | 75 |
| h1n1 pdm09 | 0.16 | 0.8 | 3624 | 69 |
| h1n1 outbreak | 1.48 | 0.8 | 2399 | 35 |
| h1n1 treatment | 0.5 | 1 | 7250 | 38 |
| h1n1 influenza virus | 1.02 | 0.7 | 15 | 98 |
| h1n1 test | 0.3 | 0.4 | 3774 | 49 |
| h1n1 china | 1.58 | 0.8 | 178 | 20 |
| h1n1 pr8 | 1.3 | 0.9 | 9638 | 73 |
| h1n1 deaths | 0.68 | 0.9 | 5531 | 90 |
| h1n1 pandemic 2009 | 0.31 | 0.5 | 4212 | 6 |
| h1n1 flu symptoms | 1.96 | 0.8 | 5644 | 68 |
| h1n1 1918 | 1.12 | 0.5 | 6539 | 65 |
