| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] who have been [vb pp] at | 22 |
|
| 2 | [noun sg] who have been [vb pp] at | 13 |
|
| 3 | [noun pl] who have been [vb pp] at | 7 |
|
| 4 | who have been [vb pp] at [art] | 17 |
|
| 5 | who have been [vb pp] at [art] | 17 |
|
| 6 | who have been [vb pp] at the | 15 |
|
| 7 | who have been [vb pp] at the | 15 |
|
| 8 | who have been [vb pp] at [noun] | 12 |
|
| 9 | who have been [vb pp] at [noun prp] | 8 |
|
