| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] when | 279 |
|
| 2 | [pron] did when | 133 |
|
| 3 | it [vb past] when | 132 |
|
| 4 | it did [conj] | 49 |
|
| 5 | it do when | 30 |
|
| 6 | it did [subord] | 30 |
|
| 7 | it did when | 19 |
|
