| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [adv] [vb pp] [to-vb] | 1178 |
|
| 2 | had [adv] [vb pp] back | 69 |
|
| 3 | [adv] [vb pp] [to-vb] back | 43 |
|
| 4 | had [vb pp] [to-vb] back | 33 |
|
