| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] ensure that the [noun sg] is | 27 |
|
| 2 | [vb mod] ensure that the [noun sg] is | 27 |
|
| 3 | [vb mod] ensure [that] the [noun sg] is | 27 |
|
| 4 | must ensure [conj] the [noun sg] is | 11 |
|
| 5 | will ensure [conj] the [noun sg] is | 11 |
|
