| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ensure [adv] far [subord] | 20 |
|
| 2 | ensure [adv] [adv] as | 20 |
|
| 3 | ensure as [adv] [subord] | 16 |
|
| 4 | to ensure [adv] [adv] [subord] | 12 |
|
