| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [conj] to ensure that | 30 |
|
| 2 | [adv] [conj] to ensure [that] | 29 |
|
| 3 | [adv] [subord] to ensure [that] | 24 |
|
| 4 | [adv] as to ensure [that] | 23 |
|
| 5 | [adv] as to ensure [that] | 23 |
|
| 6 | so [conj] to ensure [that] | 21 |
|
| 7 | so [conj] to ensure [that] | 21 |
|
| 8 | [adv] [coord] to ensure [that] | 6 |
|
| 9 | [adv] and to ensure [that] | 5 |
|
| 10 | [adv] and to ensure [that] | 5 |
|
