| for keeping the estuary | 4 | purpose |
| for rice growing | 4 | purpose |
| to wetland | 2 | location |
| sediment → be → critical | 5 |
| sediment → be → important | 4 |
| sediment → be → essential | 4 |
| sediment → be → vital | 4 |
| negative | neutral | positive |
| 0.105 | 0.673 | 0.222 |
| Raw frequency | 17 |
| Normalized frequency | 0.377 |
| Modifier score | 0.500 |
| Perplexity | 148.402 |