| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| clinical trial online registration | 1.5 | 0.9 | 3990 | 93 | 34 |
| clinical | 1.63 | 0.3 | 5869 | 93 | 8 |
| trial | 1.86 | 0.8 | 824 | 52 | 5 |
| online | 0.97 | 0.6 | 9822 | 25 | 6 |
| registration | 0.2 | 0.4 | 9525 | 74 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| clinical trial online registration | 1.83 | 0.5 | 8316 | 72 |
