| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] to prevent [pers pn] [prep] [verb] | 51 |
|
| 2 | [adj] [noun] to prevent [pers pn] [verb] | 19 |
|
| 3 | [adj] [noun] to prevent [pers pn] [prep] | 14 |
|
| 4 | [adj] to prevent [pers pn] [prep] [verb] | 12 |
|
