| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [vb pp] | 31868 |
|
| 2 | had been [adj] | 6041 |
|
| 3 | had [vb pp] [adj] | 5272 |
|
| 4 | been [vb pp] [adj] | 2073 |
|
