| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| past directors of nih | 1.93 | 0.6 | 2201 | 85 | 21 |
| past | 0.74 | 0.3 | 5075 | 6 | 4 |
| directors | 0.45 | 0.5 | 4710 | 5 | 9 |
| of | 1.37 | 0.9 | 6597 | 52 | 2 |
| nih | 0.72 | 1 | 3137 | 83 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| past directors of nih | 1.67 | 0.7 | 2651 | 69 |
