| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] prevent [pron] [prep] [verb] | 28 |
|
| 2 | [noun pl] prevent [pron] [prep] [verb] | 20 |
|
| 3 | [noun pl] [conj] prevent [pron] [prep] | 13 |
|
| 4 | [noun pl] [conj] [pron] [prep] [verb] | 7 |
|
