| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what causes asthma to develop | 1.68 | 1 | 1859 | 4 |
| what causes asthma to develop in adults | 1.36 | 1 | 860 | 13 |
| what causes someone to develop asthma | 1.81 | 1 | 7681 | 9 |
| what causes a person to develop asthma | 0.56 | 0.4 | 2546 | 10 |
| what causes development of asthma | 1.29 | 0.1 | 4727 | 56 |
| what causes asthma attacks in adults | 0.51 | 0.9 | 41 | 71 |
| what triggers asthma in adults | 1.58 | 0.5 | 5572 | 37 |
| what causes someone to have asthma | 1.85 | 0.1 | 5208 | 42 |
| causes of asthma in humans | 0.48 | 0.7 | 7822 | 34 |
| most common causes of asthma | 0.1 | 0.3 | 8954 | 18 |
| how do people develop asthma | 1.47 | 0.9 | 9268 | 45 |
