| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb mod] [verb] | 15842 |
|
| 2 | which [vb mod] allow | 277 |
|
| 3 | [vb mod] [verb] allow | 152 |
|
| 4 | which [verb] allow | 54 |
|
