| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [conj] it [be] | 87 |
|
| 2 | [vb mod] be when [pron] [be] | 20 |
|
| 3 | [vb mod] [be] when it [be] | 5 |
|
| 4 | [modal v] be when it [be] | 5 |
|
