| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [verb] it [prep] [verb] | 139 |
|
| 2 | [noun] [to-vb] it [prep] [verb] | 55 |
|
| 3 | [noun] to prevent [pron] [prep] [verb] | 53 |
|
| 4 | [noun] prevent it [prep] [verb] | 22 |
|
| 5 | [noun] to prevent it [prep] [verb] | 15 |
|
