| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which did [not/n't] come | 15 |
|
| 2 | which [vb past] [not/n't] come | 15 |
|
| 3 | which [vb past] n't come | 9 |
|
| 4 | which [vb past] not come | 6 |
|
