| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] when it did [vb infin] | 5 |
|
| 2 | when it did [adv] [vb infin] | 16 |
|
| 3 | when it did [not/n't] [vb infin] | 14 |
|
| 4 | when it did not [vb infin] | 14 |
|
| 5 | when it did n't [vb infin] | 10 |
|
