| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [vb pp] at the | 214 |
|
| 2 | had [been] [vb pp] at the | 214 |
|
| 3 | had [been] made at the | 10 |
|
| 4 | had [been] achieved at the | 6 |
|
| 5 | had [been] agreed at the | 6 |
|
| 6 | had [been] arrested at the | 6 |
|
| 7 | had [been] found at the | 5 |
|
| 8 | had [been] placed at the | 5 |
|
