| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | if they [vb past] [vb pp] it | 20 |
|
| 2 | if they [vb past] [vb pp] it | 20 |
|
| 3 | if they 'd [vb pp] it | 11 |
|
| 4 | if they had [vb pp] it | 9 |
|
