| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] been [verb] for [noun sg] | 10 |
|
| 2 | who [vb past] been [vb pp] for [noun sg] | 10 |
|
| 3 | who had been [verb] for [noun sg] | 9 |
|
