| because of leaks | 22 | cause |
| completely | 11 | degree |
| because of corrosion | 10 | cause |
| pipe → be → replaced | 424 |
| pipe → being → replaced | 3 |
| negative | neutral | positive |
| 0.584 | 0.371 | 0.045 |
| Raw frequency | 427 |
| Normalized frequency | 0.895 |
| Modifier score | 0.864 |
| Perplexity | 148.140 |