| along the length of the trocar | 7 | location |
| in a preferred embodiment | 5 | other |
| fully | 4 | degree |
| body → be → hollow | 81 |
| body → have → hollow interior | 5 |
| negative | neutral | positive |
| 0.186 | 0.718 | 0.096 |
| Raw frequency | 86 |
| Normalized frequency | 0.476 |
| Modifier score | 0.900 |
| Perplexity | 144.691 |