| well | 8 | degree |
| over | 4 | other |
| to retain moisture | 2 | purpose |
| plant → be → mulched | 25 |
| plant → be covered with → mulch | 4 |
| plant → need → mulching | 4 |
| plant → provide → mulch | 4 |
| negative | neutral | positive |
| 0.099 | 0.672 | 0.229 |
| Raw frequency | 37 |
| Normalized frequency | 0.415 |
| Modifier score | 0.700 |
| Perplexity | 195.037 |