| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [conj] it [vb mod] [be] [verb] | 44 |
|
| 2 | [verb] if it [vb mod] [be] [verb] | 26 |
|
| 3 | [vb infin] if [pron] [vb mod] [be] [verb] | 20 |
|
| 4 | [vb infin] if it [modal v] [be] [verb] | 6 |
|
