| for the simple reason | 16 | cause |
| largely | 9 | degree |
| often | 6 | degree |
| problem → be → unsolved | 97 |
| problem → go → unsolved | 43 |
| problem → gone → unsolved | 3 |
| negative | neutral | positive |
| 0.505 | 0.410 | 0.085 |
| Raw frequency | 143 |
| Normalized frequency | 0.456 |
| Modifier score | 0.672 |
| Perplexity | 145.882 |