| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] before it [is] | 43 |
|
| 2 | [vb pp] before it [is] | 43 |
|
| 3 | [vb pp] before it is | 37 |
|
| 4 | [vb pp] before it 's | 6 |
|
