| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb pp] if it [verb] | 17 |
|
| 2 | [adv] [vb pp] if it [verb] | 16 |
|
| 3 | [adv] [vb pp] if it [vb -s] | 11 |
|
| 4 | [adv] [vb pp] if it [vb past] | 6 |
|
