| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [v-ing] to a [noun] | 7 |
|
| 2 | [vb past] been [v-ing] to a [noun sg] | 6 |
|
| 3 | [vb past] been [v-ing] to a [noun] | 5 |
|
