| horizontally | 15 | manner |
| downstream from the system | 12 | location |
| correctly | 10 | manner |
| valve → be → installed | 210 |
| valve → be installed in → system | 3 |
| negative | neutral | positive |
| 0.152 | 0.699 | 0.149 |
| Raw frequency | 213 |
| Normalized frequency | 0.641 |
| Modifier score | 0.757 |
| Perplexity | 348.296 |