| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] from [be] [vb pp] | 103 |
|
| 2 | prevent [noun pl] [be] [vb pp] | 22 |
|
| 3 | prevent [noun pl] from [be] | 16 |
|
| 4 | prevent from [be] [vb pp] | 7 |
|
