| usually | 14 | temporal |
| with additives of ferric hydroxide | 3 | other |
| with steel # 3 rebar | 2 | other |
| tank → be made of → concrete | 41 |
| tank → be constructed of → concrete | 9 |
| tank → be made from → concrete | 6 |
| tank → be constructed of → reinforced concrete | 4 |
| tank → be built in → concrete | 3 |
| negative | neutral | positive |
| 0.165 | 0.697 | 0.138 |
| Raw frequency | 63 |
| Normalized frequency | 0.489 |
| Modifier score | 0.848 |
| Perplexity | 117.032 |