| solution → be related to → energy | 15 |
| solution → be → energy | 14 |
| solution → be applied in → energy | 4 |
| solution → be based on → energy | 4 |
| solution → involve → energy | 3 |
| negative | neutral | positive |
| 0.017 | 0.382 | 0.600 |
| Raw frequency | 40 |
| Normalized frequency | 0.385 |
| Modifier score | 0.900 |
| Perplexity | 271.497 |