| about an axis of the cannula | 10 | other |
| freely | 8 | manner |
| relative to the straight segment | 8 | other |
| sleeve → be → rotatable | 25 |
| sleeve → be → rotatably | 4 |
| negative | neutral | positive |
| 0.031 | 0.898 | 0.072 |
| Raw frequency | 29 |
| Normalized frequency | 0.456 |
| Modifier score | 0.500 |
| Perplexity | 309.662 |