| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [art] | 8566 |
|
| 2 | [vb past] during [art] | 758 |
|
| 3 | it during [art] | 81 |
|
| 4 | it [vb past] during | 45 |
|
