| to the group's growth | 10 | transitive-object |
| to strengthening defense capabilities | 7 | purpose |
| especially | 5 | degree |
| aircraft → be → important | 17 |
| aircraft → be → essential | 10 |
| aircraft → be → critical | 10 |
| aircraft → be → vital | 9 |
| aircraft → be → crucial | 7 |
| negative | neutral | positive |
| 0.068 | 0.557 | 0.374 |
| Raw frequency | 53 |
| Normalized frequency | 0.531 |
| Modifier score | 0.867 |
| Perplexity | 398.630 |