| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| human case of bird flu | 0.01 | 0.3 | 9898 | 59 |
| china bird flu human case | 1.15 | 0.8 | 2992 | 77 |
| bird flu human case texas | 1.15 | 0.8 | 5414 | 11 |
| china reports first human case of bird flu | 1.33 | 0.8 | 4508 | 96 |
| first human case of bird flu | 0.48 | 0.2 | 8881 | 47 |
| bird flu human to human | 0.19 | 0.5 | 8616 | 77 |
| bird flu human infection | 1.29 | 0.5 | 4232 | 29 |
| bird flu and humans | 1.52 | 0.5 | 8576 | 21 |
| bird flu effect on human | 1.21 | 0.4 | 800 | 44 |
| bird flu cases reported | 0.98 | 0.5 | 3666 | 83 |
| article on bird flu | 0.22 | 0.7 | 6032 | 47 |
| bird flu cases in wild birds | 0.28 | 0.8 | 8647 | 17 |
| bird flu in people | 1.76 | 0.8 | 2653 | 2 |
| bird flu cases worldwide | 1.93 | 0.6 | 6433 | 63 |
| bird flu latest cases | 1.82 | 1 | 2444 | 15 |
| influenza a bird flu | 0.25 | 0.1 | 9153 | 51 |
| bird flu affect on humans | 1.16 | 0.8 | 9226 | 24 |
| the bird flu virus | 0.6 | 0.8 | 2119 | 67 |
| information on bird flu | 1.9 | 0.4 | 8593 | 49 |
| bird flu risk to humans | 0.07 | 0.7 | 7512 | 80 |
