| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [that] [pers pn] is [verb] | 525 |
|
| 2 | [verb] ensure [that] [pers pn] [verb] | 79 |
|
| 3 | ensure [that] [pers pn] is [verb] | 34 |
|
| 4 | [verb] ensure [that] [pers pn] is | 24 |
|
