| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun] to prevent it [prep] [verb] | 5 |
|
| 2 | [adj] [noun] to prevent it [prep] [verb] | 5 |
|
| 3 | [noun] to prevent it [prep] [verb] [adv] | 6 |
|
