| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] to ensure that [pron] [vb base] | 7 |
|
| 2 | [conj] to ensure that [pers pn] [vb base] | 7 |
|
| 3 | and to ensure that [pron] [vb base] | 5 |
|
| 4 | [coord] to ensure that [pron] [vb base] | 5 |
|
| 5 | and to ensure that [pron] [vb base] | 5 |
|
