| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] [vb mod] [be] | 2770 |
|
| 2 | [verb] there [vb mod] [be] | 1070 |
|
| 3 | [vb past] there [modal v] [be] | 268 |
|
