| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [conj] it [is] [adv] [vb pp] | 136 |
|
| 2 | [to-vb] [conj] it [is] [adv] [vb pp] | 21 |
|
| 3 | ensure [conj] it [is] [adv] [vb pp] | 11 |
|
| 4 | to ensure [conj] it [is] [adv] [vb pp] | 9 |
|
| 5 | to ensure [conj] [pron] [is] [adv] [vb pp] | 7 |
|
| 6 | to ensure [conj] it [is] [adv] [verb] | 6 |
|
| 7 | to ensure [conj] it [be] [adv] [vb pp] | 6 |
|
