| well | 5 | degree |
| poorly | 5 | degree |
| for linking to anaerobic digestion technology | 4 | purpose |
| toilet → be → designed | 51 |
| toilet → be → design | 4 |
| toilet → come in → design | 4 |
| toilet → have → design | 3 |
| negative | neutral | positive |
| 0.213 | 0.407 | 0.381 |
| Raw frequency | 62 |
| Normalized frequency | 0.533 |
| Modifier score | 0.750 |
| Perplexity | 302.017 |