| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] and [conj] | 1806 |
|
| 2 | [adv] to ensure [conj] | 211 |
|
| 3 | and to ensure [conj] | 153 |
|
| 4 | [adv] and to ensure | 6 |
|
