| in order to be valid | 22 | purpose |
| in a form | 16 | other |
| always | 15 | temporal |
| agreement → be in → writing | 1241 |
| agreement → be expressed in → writing | 17 |
| agreement → be stated in → writing | 12 |
| agreement → be given in → writing | 10 |
| agreement → be reflected in → writing | 6 |
| agreement → be detailed in → writing | 6 |
| agreement → be contained in → writing | 6 |
| agreement → be spelled out in → writing | 3 |
| agreement → be presented in → writing | 3 |
| negative | neutral | positive |
| 0.098 | 0.824 | 0.078 |
| Raw frequency | 1304 |
| Normalized frequency | 0.700 |
| Modifier score | 0.883 |
| Perplexity | 30.322 |