| recently | 3 | temporal |
| periodically | 2 | temporal |
| in order to function | 2 | purpose |
| port → be → dredged | 26 |
| port → require → dredging | 4 |
| negative | neutral | positive |
| 0.211 | 0.693 | 0.097 |
| Raw frequency | 30 |
| Normalized frequency | 0.369 |
| Modifier score | 0.875 |
| Perplexity | 124.102 |