| due to their fuel efficiency | 22 | cause |
| very | 19 | degree |
| in terms of her cruising objectives | 14 | other |
| boat → be → safe | 480 |
| boat → stay → safe | 15 |
| boat → remain → safe | 9 |
| boat → be kept → safe | 6 |
| negative | neutral | positive |
| 0.052 | 0.341 | 0.606 |
| Raw frequency | 510 |
| Normalized frequency | 0.835 |
| Modifier score | 0.879 |
| Perplexity | 142.948 |