| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to prevent it [prep] [verb] [adv] | 10 |
|
| 2 | to prevent it [prep] [verb] [adv prt] | 7 |
|
| 3 | to prevent it [prep] [verb] [prep] | 6 |
|
| 4 | to prevent it [prep] [verb] [prep] | 6 |
|
| 5 | [noun] to prevent it [prep] [verb] | 15 |
|
| 6 | [noun sg] to prevent it [prep] [verb] | 12 |
|
