| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at [pron] [prep] [art] | 452 |
|
| 2 | [vb past] [pron] [prep] [art] first | 139 |
|
| 3 | at [pron] [prep] [art] first | 24 |
|
