| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ensure that the [adj] [noun sg] [noun sg] | 32 |
|
| 2 | ensure that the [adj] [noun sg] [noun sg] | 29 |
|
| 3 | to ensure that the [adj] [noun sg] [noun sg] | 12 |
|
| 4 | ensure that the [adj] [noun sg] [noun sg] | 8 |
|
| 5 | ensures that the [adj] [noun sg] [noun sg] | 5 |
|
