| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is causing increase in autism | 0.51 | 0.4 | 589 | 56 |
| what is causing autism prevalence to increase | 0.38 | 1 | 5754 | 38 |
| what is causing so much autism | 1.74 | 1 | 2131 | 54 |
| why is autism on the increase | 0.48 | 0.7 | 901 | 6 |
| why is autism increasing | 0.16 | 0.4 | 1615 | 90 |
| why has autism increased so much | 1.01 | 0.3 | 5431 | 39 |
| why is there a rise in autism | 1.06 | 0.9 | 8186 | 98 |
| causes of so much autism | 1.48 | 0.1 | 2924 | 74 |
| why is autism increasing dramatically | 0.75 | 0.4 | 465 | 98 |
| potential cause for autism | 1.72 | 1 | 5529 | 47 |
