| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [vb pp] [prep] | 15645 |
|
| 2 | [verb] [been] [vb pp] for | 3821 |
|
| 3 | have [been] [vb pp] for | 3821 |
|
| 4 | had [been] [verb] for | 1516 |
|
| 5 | [vb past] [been] [vb pp] for | 1045 |
|
| 6 | had [be] [vb pp] for | 1015 |
|
