| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] [prep] | 31198 |
|
| 2 | [verb] [vb pp] to | 20138 |
|
| 3 | have [vb pp] to | 18728 |
|
| 4 | [vb past] [vb pp] to | 7450 |
|
| 5 | had [verb] to | 7222 |
|
