| thoroughly | 27 | manner |
| frequently | 8 | temporal |
| once a month | 3 | temporal |
| curtain → be → cleaned | 81 |
| curtain → need → cleaning | 10 |
| curtain → need → washing | 8 |
| curtain → get → cleaned | 3 |
| negative | neutral | positive |
| 0.199 | 0.625 | 0.176 |
| Raw frequency | 102 |
| Normalized frequency | 0.758 |
| Modifier score | 0.825 |
| Perplexity | 412.579 |