| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| harvard study on covid vaccines 2022 | 1.95 | 0.3 | 7343 | 40 |
| harvard study on covid vaccines | 1.65 | 0.4 | 9203 | 65 |
| covid vaccines in 2022 | 0.05 | 0.8 | 8119 | 8 |
| harvard university covid vaccine research | 0.92 | 0.2 | 2211 | 29 |
| new study on covid vaccine | 1.64 | 0.3 | 7542 | 58 |
| new research on covid vaccines | 0.33 | 0.7 | 3056 | 55 |
| truth about covid vaccine 2022 | 1.38 | 0.8 | 9588 | 45 |
| covid vaccine study 2023 | 0.54 | 0.4 | 3608 | 84 |
| latest study on covid vaccine | 1.47 | 0.6 | 301 | 99 |
| latest research on covid vaccines | 1.67 | 1 | 7509 | 13 |
| covid vaccine study 2024 | 0.93 | 0.9 | 3351 | 21 |
| covid vaccine effectiveness 2022 | 1.86 | 0.7 | 6419 | 11 |
| recent covid vaccine study | 1.69 | 0.9 | 6452 | 19 |
| covid 19 vaccine articles 2022 | 1.5 | 0.8 | 1379 | 54 |
| covid vaccine study news | 0.17 | 0.8 | 6307 | 87 |
| covid vaccine efficacy 2022 | 0.23 | 0.2 | 6260 | 45 |
| covid vaccine articles 2023 | 1.38 | 0.4 | 8471 | 57 |
| covid vaccine new research | 1.58 | 0.8 | 261 | 20 |
| covid vaccine articles 2021 | 0.58 | 0.4 | 1942 | 31 |
