| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to have been [vb pp] at the [noun] | 17 |
|
| 2 | [to-vb] been [vb pp] at the [noun] | 17 |
|
| 3 | [to-vb] been [vb pp] at the [noun] | 17 |
|
| 4 | [to-vb] been [vb pp] at the [noun sg] | 15 |
|
| 5 | [to-vb] been [vb pp] at the time | 11 |
|
| 6 | [to-vb] been [vb pp] at the time | 11 |
|
| 7 | [to-vb] been effected at the [noun] | 5 |
|
