| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [subord] [verb] | 19722 |
|
| 2 | [noun] [subord] [to-vb] | 1607 |
|
| 3 | [noun] [conj] to ensure | 161 |
|
| 4 | [noun] [subord] ensure | 34 |
|
