| for improved efficiency | 3 | purpose |
| almost | 2 | degree |
| airport → have → area | 11 |
| airport → be → area | 5 |
| airport → identify → area | 5 |
| airport → include → area | 4 |
| negative | neutral | positive |
| 0.104 | 0.653 | 0.243 |
| Raw frequency | 25 |
| Normalized frequency | 0.299 |
| Modifier score | 0.800 |
| Perplexity | 355.076 |