| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [adj] that [adj] | 567 |
|
| 2 | is [adv] [adj] to ensure that | 30 |
|
| 3 | is [adj] to ensure that [adj] | 19 |
|
| 4 | [adv] [adj] to ensure that [adj] | 16 |
|
| 5 | is [adv] [adj] to ensure [adj] | 6 |
|
