| in tank style | 6 | other |
| for backwash | 2 | purpose |
| from 0.3 to 1 gallon | 2 | other |
| unit → have → tank | 17 |
| unit → include → tank | 12 |
| unit → be → tank | 8 |
| unit → consist of → tank | 5 |
| unit → represent → tank | 3 |
| unit → use → tank | 3 |
| negative | neutral | positive |
| 0.119 | 0.738 | 0.143 |
| Raw frequency | 48 |
| Normalized frequency | 0.384 |
| Modifier score | 1.000 |
| Perplexity | 152.905 |