| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] if [pron] [verb] | 558 |
|
| 2 | [be] [vb pp] [conj] it [verb] | 535 |
|
| 3 | [be] [verb] if it [verb] | 62 |
|
