| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [vb pp] [prep] | 36809 |
|
| 2 | [vb past] [vb pp] so | 1083 |
|
| 3 | [vb past] so [prep] | 379 |
|
| 4 | [vb pp] so [prep] | 219 |
|
