| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [v-ing] [det] [noun] | 95 |
|
| 2 | had been [v-ing] to [noun] | 32 |
|
| 3 | been [v-ing] to [det] [noun] | 14 |
|
| 4 | had been to [det] [noun] | 8 |
|
| 5 | had been [v-ing] to [det] | 6 |
|
