| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [vb pp] [noun pl] at the | 18 |
|
| 2 | had [verb] [noun pl] at the | 17 |
|
| 3 | [vb past] [to-vb] [noun pl] at the | 9 |
|
| 4 | [vb past] [v-ing] [noun pl] at the | 7 |
|
