| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had there [been] [noun] | 9 |
|
| 2 | [vb past] there been [noun] | 9 |
|
| 3 | [vb past] there [been] [noun] | 9 |
|
| 4 | [vb past] there [been] [noun sg] | 7 |
|
