| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] to ensure [conj] it [is] [vb pp] | 5 |
|
| 2 | [noun sg] to ensure that it [is] [verb] | 5 |
|
| 3 | [noun sg] to ensure [conj] it [is] [verb] | 5 |
|
| 4 | [noun sg] to ensure [that] it [is] [verb] | 5 |
|
| 5 | [noun sg] to ensure that it [is] [verb] | 5 |
|
| 6 | [noun sg] to ensure [conj] it is [verb] | 5 |
|
