| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be design ensure that [noun pl] [verb] | 5 |
|
| 2 | be design to ensure that [noun pl] [verb] | 5 |
|
| 3 | be design [to-vb] that [noun pl] [verb] | 5 |
|
| 4 | be designed [verb] that [noun pl] [verb] | 5 |
|
