| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been a [noun] for | 77 |
|
| 2 | [vb past] been a [noun sg] for | 77 |
|
| 3 | had been a [noun] for | 74 |
|
| 4 | [vb past] been a [noun] for | 67 |
|
| 5 | [vb past] been an [noun] for | 10 |
|
