| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] when [pron] [verb] | 703 |
|
| 2 | [be] [verb] when [pers pn] [verb] | 678 |
|
| 3 | [be] [verb] [conj] it [verb] | 622 |
|
| 4 | [be] [verb] when it [verb] | 62 |
|
