| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | important [verb] that [art] [noun] | 149 |
|
| 2 | important [to-vb] that [art] [noun] | 149 |
|
| 3 | [adj] to ensure that [art] [noun] | 105 |
|
| 4 | important ensure that [art] [noun] | 20 |
|
| 5 | important to ensure [conj] [art] [noun] | 20 |
|
