| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] that [pron] [prep] | 30 |
|
| 2 | [noun pl] prevent [pron] [prep] | 22 |
|
| 3 | that prevent [pron] [prep] | 11 |
|
| 4 | [noun pl] that prevent [pron] | 11 |
|
