| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ensure [that] [adj] [noun sg] | 440 |
|
| 2 | [verb] [that] each [noun sg] | 341 |
|
| 3 | ensure [that] each [noun] | 55 |
|
| 4 | ensure [conj] each [noun sg] | 55 |
|
