| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] if it [verb] | 23 |
|
| 2 | [vb -s] if it [verb] | 23 |
|
| 3 | [vb -s] if it [vb -s] | 20 |
|
| 4 | happens if it [verb] | 9 |
|
