| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] not [verb] | 536 |
|
| 2 | [pron] [vb mod] not allow | 292 |
|
| 3 | which [vb mod] [adv] allow | 16 |
|
| 4 | which [modal v] not allow | 6 |
|
