| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| investigator site file maintenance | 0.41 | 0.3 | 2570 | 57 | 34 |
| investigator | 0.65 | 0.8 | 4393 | 27 | 12 |
| site | 1.47 | 0.5 | 9705 | 82 | 4 |
| file | 0.55 | 0.3 | 5577 | 68 | 4 |
| maintenance | 1.69 | 0.9 | 4402 | 62 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| investigator site file maintenance | 1.2 | 1 | 6562 | 47 |
| investigator site file management | 1.92 | 0.9 | 1945 | 68 |
| investigator site file contents | 0.96 | 0.1 | 9389 | 48 |
| investigator's site file | 1.27 | 0.7 | 2716 | 47 |
| investigator site file definition | 0.03 | 0.5 | 2166 | 3 |
| checklist of investigator site file | 1.74 | 0.6 | 1475 | 90 |
| electronic investigator site file | 0.14 | 0.9 | 3460 | 71 |
| investigator site file table of contents | 0.35 | 1 | 6690 | 8 |
| investigator site file requirements | 1.95 | 0.3 | 7893 | 61 |
| guide to site investigation | 1.62 | 0.6 | 7164 | 91 |
