| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [adv] if it | 55 |
|
| 2 | [to-vb] [adv] if it | 48 |
|
| 3 | [vb pp] [to-vb] [adv] if | 45 |
|
| 4 | [vb pp] [to-vb] if it | 21 |
|
| 5 | [vb pp] [to-vb] [adv] it | 21 |
|
