| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] that have been | 24 |
|
| 2 | [vb mod] that have [been] | 22 |
|
| 3 | would that have [been] | 16 |
|
| 4 | could that have [been] | 8 |
|
