| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and that [pers pn] | 4493 |
|
| 2 | to ensure that [pers pn] | 586 |
|
| 3 | and to ensure that | 153 |
|
| 4 | and to ensure [pers pn] | 11 |
|
