| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] ensure that [adj] | 25 |
|
| 2 | [adj] to ensure [that] [adj] | 21 |
|
| 3 | [adj] ensure [that] [adj] | 19 |
|
| 4 | necessary ensure [that] [adj] | 6 |
|
| 5 | necessary ensure [that] [adj] | 6 |
|
