| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] that all [noun pl] | 47 |
|
| 2 | be [vb pp] to ensure that [noun pl] | 46 |
|
| 3 | be [vb pp] to ensure that all | 12 |
|
| 4 | [vb pp] to ensure that all [noun pl] | 7 |
|
| 5 | be to ensure that all [noun pl] | 5 |
|
