| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] [to-vb] [adv] | 267 |
|
| 2 | [vb past] [to-vb] [adv] at | 105 |
|
| 3 | they [vb past] [adv] at | 80 |
|
| 4 | they [vb past] [to-vb] at | 57 |
|
