| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] use to ensure that the [noun] | 5 |
|
| 2 | [be] use to ensure [that] the [noun] | 5 |
|
| 3 | be use to ensure [conj] the [noun] | 5 |
|
| 4 | [be] used to ensure [conj] the [noun] | 5 |
|
| 5 | [be] use to ensure that the [noun] | 5 |
|
