| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it [verb] [be] | 837 |
|
| 2 | [coord] when it [verb] | 535 |
|
| 3 | [coord] when it [be] | 272 |
|
| 4 | when it [verb] [be] | 90 |
|
