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