| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] [art] [noun] | 90781 |
|
| 2 | [adv] [to-vb] [art] [noun] | 7806 |
|
| 3 | [adv] ensure [art] [noun] | 65 |
|
| 4 | [adv] to ensure [art] [noun] | 28 |
|
| 5 | [adv] to ensure [art] [noun] | 24 |
|
