| to your heating system | 6 | transitive-object |
| problem → need → repair | 35 |
| problem → require → repair | 35 |
| problem → require → professional repair | 9 |
| problem → require → repair work | 4 |
| negative | neutral | positive |
| 0.562 | 0.391 | 0.047 |
| Raw frequency | 83 |
| Normalized frequency | 0.392 |
| Modifier score | 0.750 |
| Perplexity | 349.360 |