| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| intractable headache versus non intractable | 1.69 | 0.8 | 4949 | 46 | 43 |
| intractable | 0.46 | 0.1 | 2095 | 86 | 11 |
| headache | 1.42 | 0.9 | 1567 | 56 | 8 |
| versus | 0.64 | 0.6 | 2128 | 35 | 6 |
| non | 0.33 | 0.8 | 2082 | 21 | 3 |
| intractable | 0.5 | 0.8 | 3136 | 3 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| intractable headache versus non intractable | 1.44 | 1 | 6068 | 22 |
