| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| examples of active natural immunity | 1.16 | 0.3 | 789 | 28 |
| give examples of active natural immunity | 1.36 | 0.2 | 1813 | 59 |
| examples of active immunity | 1.63 | 0.4 | 7780 | 34 |
| examples of natural immunity | 0.45 | 0.9 | 4485 | 96 |
| example of active immunity | 1.47 | 0.3 | 7187 | 20 |
| examples of natural immunity in humans | 0.76 | 0.6 | 7595 | 89 |
| example of natural immunity | 0.53 | 0.7 | 4155 | 81 |
| example of naturally acquired active immunity | 1.51 | 1 | 8259 | 85 |
| naturally acquired active immunity examples | 1.21 | 0.6 | 2520 | 74 |
| what is a natural active immunity | 1.97 | 0.7 | 540 | 63 |
