| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adj] [that] [noun] | 1484 |
|
| 2 | is [adj] to ensure [that] | 86 |
|
| 3 | [adj] to ensure [that] [noun] | 68 |
|
| 4 | is to ensure [that] [noun] | 42 |
|
| 5 | is [adj] to ensure [noun] | 10 |
|
