| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to ensure that [art] [noun] is | 152 |
|
| 2 | to ensure that [art] [noun sg] is | 150 |
|
| 3 | to ensure that the [noun] is | 137 |
|
| 4 | to ensure that the [noun] is | 137 |
|
| 5 | to ensure that a [noun] is | 8 |
|
| 6 | to ensure that a [noun] is | 7 |
|
| 7 | to ensure that no [noun] is | 5 |
|
| 8 | to ensure that [art] child is | 5 |
|
| 9 | to ensure that [art] company is | 5 |
|
| 10 | to ensure that no [noun] is | 5 |
|
| 11 | to ensure that [art] company is | 5 |
|
| 12 | to ensure that [art] child is | 5 |
|
