| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [adj] [conj] | 26221 |
|
| 2 | [adj] to ensure [conj] | 376 |
|
| 3 | [conj] to ensure [conj] | 220 |
|
| 4 | [conj] [adj] to ensure | 33 |
|
