| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] to ensure that [adj] | 78 |
|
| 2 | be [vb pp] to ensure that [adj] | 72 |
|
| 3 | be taken [verb] that [adj] | 36 |
|
| 4 | be taken [to-vb] that [adj] | 36 |
|
| 5 | be take to ensure that [adj] | 26 |
|
| 6 | be taken ensure that [adj] | 25 |
|
| 7 | be taken to ensure [that] [adj] | 25 |
|
| 8 | [be] taken to ensure that [adj] | 25 |
|
| 9 | be taken to ensure [conj] [adj] | 25 |
|
| 10 | be taken to ensure that [adj] | 25 |
|
