| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when it be | 3592 |
|
| 2 | when it [be] | 3590 |
|
| 3 | when it [is] | 2023 |
|
| 4 | when it [was/were] | 1568 |
|
| 5 | when it was | 1561 |
|
| 6 | when it is | 1290 |
|
| 7 | when it 's | 733 |
|
| 8 | when it were | 7 |
|
