| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] it [prep] [art] | 3821 |
|
| 2 | at it [prep] [art] | 198 |
|
| 3 | [vb past] at it [prep] | 103 |
|
| 4 | [vb past] at [prep] [art] | 60 |
|
| 5 | [vb past] at it [art] | 10 |
|
