| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] prevent we [prep] [verb] | 9 |
|
| 2 | [vb mod] prevent we [prep] [verb] | 9 |
|
| 3 | would prevent we [prep] [verb] | 5 |
|
| 4 | would prevent we [prep] [verb] | 5 |
|
