| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ensure that [adj] [noun] | 1094 |
|
| 2 | [prep] ensure that [noun] | 127 |
|
| 3 | [prep] ensure that [adj] | 125 |
|
| 4 | [prep] ensure [adj] [noun] | 97 |
|
| 5 | [prep] that [adj] [noun] | 54 |
|
