| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] [to-vb] a [noun] | 185 |
|
| 2 | they [vb past] at a [noun] | 53 |
|
| 3 | [vb past] [to-vb] at a [noun] | 35 |
|
| 4 | they [vb past] [to-vb] at a | 7 |
|
