| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [vb pp] before it [vb past] | 6 |
|
| 2 | [was/were] [vb pp] before it [verb] | 6 |
|
| 3 | was [vb pp] before it [verb] | 6 |
|
| 4 | [was/were] [vb pp] before it [verb] | 6 |
|
