| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ensure that [adv] far as | 6 |
|
| 2 | ensure [conj] as far as | 6 |
|
| 3 | ensure that [adv] far as | 6 |
|
| 4 | ensure [that] [adv] far as | 6 |
|
| 5 | ensure [conj] [adv] far as | 6 |
|
| 6 | ensure [conj] [adv] far as | 6 |
|
