| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] [that] [indef pn] | 240 |
|
| 2 | [verb] to ensure [that] [pron] | 240 |
|
| 3 | [verb] [to-vb] [that] [indef pn] | 125 |
|
| 4 | [verb] ensure [that] [indef pn] | 13 |
|
| 5 | [verb] to ensure [conj] [indef pn] | 10 |
|
