| for long periods of time | 6 | temporal |
| very | 4 | degree |
| unfortunately | 4 | degree |
| peace → be → difficult | 24 |
| peace → be difficult to → achieve | 9 |
| peace → seem → hard | 5 |
| peace → be difficult to → attain | 4 |
| negative | neutral | positive |
| 0.424 | 0.393 | 0.183 |
| Raw frequency | 42 |
| Normalized frequency | 0.411 |
| Modifier score | 0.400 |
| Perplexity | 179.989 |