| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [conj] it [is] [adv] [verb] | 23 |
|
| 2 | [to-vb] [conj] it [is] [adv] [vb pp] | 21 |
|
| 3 | [to-vb] [conj] it is [adv] [verb] | 17 |
|
| 4 | [to-vb] [that] it [is] [adv] [verb] | 12 |
|
| 5 | [to-vb] that it [is] [adv] [verb] | 12 |
|
| 6 | [to-vb] that it [is] [adv] [verb] | 12 |
|
| 7 | [to-vb] [subord] it [is] [adv] [verb] | 9 |
|
| 8 | to ensure [conj] it [is] [adv] [verb] | 6 |
|
| 9 | [to-vb] [conj] it 's [adv] [verb] | 6 |
|
