| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [verb] [conj] | 16696 |
|
| 2 | [conj] ensure [conj] | 653 |
|
| 3 | [coord] ensure [conj] | 551 |
|
| 4 | and ensure [conj] | 510 |
|
