| mostly | 2 | degree |
| with no major problems | 2 | other |
| aircraft → be used for → test | 9 |
| aircraft → be used for → practical test | 6 |
| aircraft → be used in → the flight test evaluation campaign | 5 |
| aircraft → be used for → testing | 5 |
| aircraft → be used for → flight testing | 4 |
| aircraft → be used in → test | 3 |
| aircraft → be used for → operational testing | 3 |
| negative | neutral | positive |
| 0.105 | 0.799 | 0.097 |
| Raw frequency | 35 |
| Normalized frequency | 0.454 |
| Modifier score | 0.600 |
| Perplexity | 88.557 |