| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] [adv] [adv] | 1507 |
|
| 2 | [vb pp] [adv] [adv] when | 61 |
|
| 3 | had [vb pp] [adv] when | 60 |
|
| 4 | had [vb pp] [adv] when | 38 |
|
