| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be prevent they [prep] | 8 |
|
| 2 | [be] preventing they [prep] | 8 |
|
| 3 | [be] prevent them [prep] | 8 |
|
| 4 | [be] prevent they from | 8 |
|
| 5 | [was/were] prevent they [prep] | 5 |
|
