| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if i [modal v] [vb infin] [pron] | 556 |
|
| 2 | [vb past] i [modal v] [vb infin] [pron] | 535 |
|
| 3 | [vb past] if i [modal v] [vb infin] | 109 |
|
