| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] prevent [pron] [prep] | 65 |
|
| 2 | that prevent [pron] [prep] | 31 |
|
| 3 | [noun pl] that [pron] [prep] | 30 |
|
| 4 | [noun pl] that prevent [pron] | 19 |
|
