| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] to ensure that [det] [noun pl] | 12 |
|
| 2 | be to ensure [that] [det] [noun pl] | 12 |
|
| 3 | is to ensure [that] [det] [noun pl] | 9 |
|
| 4 | [is] to ensure [that] [det] [noun pl] | 9 |
|
| 5 | [be] to ensure [that] all [noun pl] | 5 |
|
