| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at it [conj] [vb past] [pron] | 11 |
|
| 2 | [vb past] at it [conj] [vb past] [pron] | 11 |
|
| 3 | at it [conj] [pron] [vb past] [pron] | 5 |
|
