| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] they [vb past] [to-vb] | 169 |
|
| 2 | they [vb past] [to-vb] at | 57 |
|
| 3 | [prep] they [vb past] at | 38 |
|
| 4 | [prep] they [to-vb] at | 16 |
|
