| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] n't prevent [pron] [prep] [verb] | 10 |
|
| 2 | [modal v] n't prevent [pron] [prep] [verb] | 10 |
|
| 3 | could n't prevent [pron] [prep] [verb] | 8 |
|
| 4 | could n't prevent [pron] [prep] [verb] | 8 |
|
| 5 | [vb past] n't prevent [pron] [prep] [verb] | 7 |
|
| 6 | [verb] n't prevent [pron] [prep] [verb] | 7 |
|
| 7 | n't prevent [pron] [prep] [verb] [art] | 5 |
|
| 8 | n't prevent [pron] [prep] [verb] [art] | 5 |
|
