| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had be [vb pp] on the [noun pl] | 20 |
|
| 2 | had been [vb pp] on [art] [noun pl] | 20 |
|
| 3 | had be [vb pp] on [art] [noun pl] | 20 |
|
| 4 | had be [vb pp] on [art] grounds | 5 |
|
