| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [v-ing] [noun sg] | 233 |
|
| 2 | had been [v-ing] to | 118 |
|
| 3 | been [v-ing] to [noun sg] | 40 |
|
| 4 | had been to [noun sg] | 34 |
|
