| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [vb pp] through | 79 |
|
| 2 | had been [v-ing] through | 27 |
|
| 3 | had been going through | 11 |
|
| 4 | had been go through | 11 |
|
| 5 | had been shot through | 8 |
|
| 6 | had been shoot through | 8 |
|
