| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [not/n't] [adv] to prevent | 7 |
|
| 2 | be [not/n't] [adv] to prevent | 7 |
|
| 3 | [was/were] [not/n't] [adv] to prevent | 5 |
|
| 4 | [not/n't] [adj] [adv] to prevent | 5 |
|
| 5 | [not/n't] [adj] [adv] to prevent | 5 |
|
| 6 | [not/n't] [adv] to prevent [noun] | 7 |
|
| 7 | [not/n't] [adv] to prevent [art] | 5 |
|
| 8 | [not/n't] [adv] to prevent the | 5 |
|
| 9 | [not/n't] [adv] to prevent [art] | 5 |
|
| 10 | [not/n't] [adv] to prevent the | 5 |
|
