| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [verb] that this [noun] | 215 |
|
| 2 | [noun sg] ensure that [adj] [noun] | 183 |
|
| 3 | [noun] ensure that this [noun] | 17 |
|
| 4 | [noun sg] ensure [conj] this [noun] | 12 |
|
