| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there [vb mod] [be] a | 3553 |
|
| 2 | [vb mod] [be] [vb pp] a | 886 |
|
| 3 | there [vb mod] [be] [vb pp] | 146 |
|
| 4 | there [be] [vb pp] a | 23 |
|
