| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| what is flattening of the anterior thecal sac | 0.48 | 0.6 | 9076 | 69 | 45 |
| what | 0.54 | 0.7 | 2359 | 10 | 4 |
| is | 0.24 | 0.1 | 5456 | 95 | 2 |
| flattening | 0.16 | 0.1 | 2237 | 4 | 10 |
| of | 1.56 | 0.2 | 1872 | 73 | 2 |
| the | 1.3 | 0.8 | 7198 | 92 | 3 |
| anterior | 0.93 | 0.8 | 2434 | 100 | 8 |
| thecal | 0.55 | 0.3 | 3311 | 10 | 6 |
| sac | 0.72 | 0.8 | 4160 | 37 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what is flattening of the anterior thecal sac | 1.3 | 0.1 | 3651 | 50 |
| flattening of the anterior thecal sac | 0.51 | 0.1 | 2905 | 86 |
| mild flattening of the anterior thecal sac | 1.06 | 0.4 | 1695 | 51 |
| flattening of the thecal sac | 0.75 | 0.6 | 2596 | 75 |
| mild flattening of thecal sac | 0.77 | 0.6 | 3078 | 57 |
| flattening of the ventral thecal sac | 0.43 | 0.5 | 4751 | 64 |
| mild effacement of the anterior thecal sac | 1.67 | 0.6 | 9593 | 60 |
| effacement of the anterior thecal sac | 0.75 | 0.7 | 2160 | 5 |
| thecal sac flattening pain | 1.65 | 0.2 | 1750 | 84 |
| anterior thecal sac deformity | 1.66 | 0.4 | 8797 | 42 |
| minimal effacement of the anterior thecal sac | 0.34 | 0.5 | 8874 | 26 |
| indentation of anterior thecal sac | 1.36 | 0.6 | 7429 | 20 |
| partial effacement of the anterior thecal sac | 1.52 | 0.9 | 2905 | 82 |
| flattened ventral thecal sac | 0.34 | 0.5 | 873 | 20 |
| indenting anterior thecal sac | 0.4 | 0.9 | 6430 | 15 |
| disc bulge flattening thecal sac | 0.17 | 0.1 | 9315 | 64 |
