| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if i [vb past] [verb] | 1003 |
|
| 2 | [vb pp] if i [verb] | 106 |
|
| 3 | [vb pp] if i [vb past] | 63 |
|
| 4 | [vb pp] i [vb past] [verb] | 62 |
|
