| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had been [vb pp] for [num] | 67 |
|
| 2 | [Wh pn] had been [vb pp] for | 58 |
|
| 3 | [Wh pn] had [vb pp] for [num] | 7 |
|
