| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [be] if [pron] [verb] | 84 |
|
| 2 | [vb mod] [be] [conj] it [verb] | 46 |
|
| 3 | [vb mod] [be] [subord] it [verb] | 24 |
|
| 4 | [vb mod] [be] if it [verb] | 9 |
|
| 5 | [modal v] [be] if it [verb] | 9 |
|
