| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] [noun sg] | 11161 |
|
| 2 | [adv] to prevent [noun sg] | 44 |
|
| 3 | [adv] [conj] to prevent | 33 |
|
| 4 | [conj] to prevent [noun sg] | 33 |
|
