| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pron] [modal v] [vb infin] | 28081 |
|
| 2 | if [pron] [modal v] [vb infin] | 10459 |
|
| 3 | [verb] if [pron] [modal v] | 3389 |
|
| 4 | [verb] if [modal v] [vb infin] | 5 |
|
