| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [noun prp] [noun] been [vb pp] | 7 |
|
| 2 | have [noun prp] [noun prp] [been] [vb pp] | 6 |
|
| 3 | had [noun prp] [noun] [been] [vb pp] | 6 |
|
