| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] [conj] [adj] | 12797 |
|
| 2 | [be] [verb] to ensure [conj] | 458 |
|
| 3 | [verb] to ensure [conj] [adj] | 226 |
|
| 4 | [be] [verb] to ensure [adj] | 68 |
|
| 5 | [be] to ensure [conj] [adj] | 53 |
|
