| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] is to ensure that all | 7 |
|
| 2 | [noun] is to ensure that all | 7 |
|
| 3 | [noun] is to ensure [that] all | 7 |
|
| 4 | [noun sg] is to ensure [conj] all | 6 |
|
