| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] that [adj] [noun pl] | 1001 |
|
| 2 | [verb] to ensure that [adj] [noun pl] | 84 |
|
| 3 | be [verb] to ensure that [adj] | 78 |
|
| 4 | be [verb] to ensure that [noun pl] | 48 |
|
| 5 | be to ensure that [adj] [noun pl] | 24 |
|
