| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] prevent [pron] from [verb] | 62 |
|
| 2 | [vb mod] [verb] it from [verb] | 11 |
|
| 3 | [vb mod] [vb infin] it from [verb] | 11 |
|
| 4 | [vb mod] prevent it [prep] [verb] | 5 |
|
| 5 | [modal v] prevent it from [verb] | 5 |
|
| 6 | [vb mod] prevent it from [verb] | 5 |
|
