| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb mod] ensure that | 130 |
|
| 2 | we must ensure that | 55 |
|
| 3 | we will ensure that | 52 |
|
| 4 | we can ensure that | 15 |
|
| 5 | we shall ensure that | 6 |
|
| 6 | we [vb mod] to ensure that | 5 |
|
