| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is designed [to-vb] [that] [noun] | 6 |
|
| 2 | is designed [verb] that [noun] | 6 |
|
| 3 | is designed ensure [that] [noun] | 5 |
|
| 4 | is designed to ensure [that] [noun] | 5 |
|
