| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] be [verb] | 41547 |
|
| 2 | which be [verb] | 19540 |
|
| 3 | which [vb past] [verb] | 5813 |
|
| 4 | which [vb past] be | 2801 |
|
