| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] ensure that [noun pl] | 43 |
|
| 2 | [be] made ensure that | 36 |
|
| 3 | [be] made that [noun pl] | 15 |
|
| 4 | made ensure that [noun pl] | 6 |
|
