| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] ensure that [noun] | 84 |
|
| 2 | be [verb] ensure that [noun] | 84 |
|
| 3 | is [verb] [verb] that [noun] | 40 |
|
| 4 | [is] [verb] ensure that [noun] | 19 |
|
| 5 | is [verb] ensure [conj] [noun] | 18 |
|
