| ideally | 6 | manner |
| generally | 4 | manner |
| with plants | 3 | other |
| soil → have → ph | 46 |
| soil → have → a ph level | 10 |
| soil → be → ph | 6 |
| soil → vary in → ph | 5 |
| soil → have → ph values | 5 |
| soil → bring → the ph | 3 |
| soil → have → ph levels | 3 |
| soil → have → a ph value | 3 |
| negative | neutral | positive |
| 0.147 | 0.686 | 0.167 |
| Raw frequency | 81 |
| Normalized frequency | 0.472 |
| Modifier score | 0.900 |
| Perplexity | 222.757 |