| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] many [noun] before | 8 |
|
| 2 | [verb] been [vb pp] many [noun] before | 8 |
|
| 3 | [vb past] been [vb pp] many [noun] before | 5 |
|
| 4 | had been [vb pp] many [noun] before | 5 |
|
