| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [subord] [verb] that | 228 |
|
| 2 | [adv] [subord] [to-vb] that | 133 |
|
| 3 | [adv] [conj] to ensure that | 29 |
|
| 4 | [adv] [subord] ensure that | 29 |
|
| 5 | [adv] [subord] to ensure [conj] | 24 |
|
| 6 | [adv] [subord] to ensure that | 24 |
|
