| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] [det] [noun] | 2313 |
|
| 2 | [been] [vb pp] [det] [noun] | 574 |
|
| 3 | had [been] [vb pp] [noun] | 487 |
|
| 4 | had [been] [det] [noun] | 265 |
|
| 5 | had [been] [vb pp] [det] | 167 |
|
