| Typicality: | 0.430 |
| Saliency: | 0.500 |
| often | 15 | temporal |
| very | 4 | degree |
| leak → be difficult to → detect | 18 |
| leak → be hard to → detect | 7 |
| leak → be difficult to → notice | 5 |
| leak → be difficult to → identify | 3 |
| leak → be not easy to → detect | 3 |
| negative | neutral | positive |
| 0.713 | 0.265 | 0.022 |
| Raw frequency | 36 |
| Normalized frequency | 0.500 |
| Modifier score | 0.668 |
| Perplexity | 31.399 |