| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [vb pp] [prep] | 15645 |
|
| 2 | had [vb pp] on [prep] | 224 |
|
| 3 | [been] [vb pp] on [prep] | 220 |
|
| 4 | had [been] [vb pp] on | 124 |
|
| 5 | had [been] on [prep] | 5 |
|
