| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| syndrome of the trephined a systematic review | 1.14 | 0.7 | 2801 | 8 | 45 |
| syndrome | 0.88 | 0.4 | 6871 | 13 | 8 |
| of | 0.2 | 0.1 | 8357 | 75 | 2 |
| the | 0.45 | 0.6 | 1334 | 23 | 3 |
| trephined | 1.15 | 0.1 | 6027 | 1 | 9 |
| a | 1.67 | 0.5 | 6836 | 72 | 1 |
| systematic | 0.16 | 0.4 | 2982 | 75 | 10 |
| review | 0.65 | 0.3 | 4432 | 53 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| syndrome of the trephined a systematic review | 1.62 | 1 | 2104 | 2 |
