| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | prevent [art] [noun pl] from [being] | 9 |
|
| 2 | prevent [art] [noun pl] from be | 9 |
|
| 3 | prevent the [noun pl] from [be] | 9 |
|
| 4 | prevent [art] [noun pl] from being | 9 |
|
