| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [adv] [adv] [adv] [to-vb] | 6 |
|
| 2 | it [be] [adv] [adv] [adv] [to-vb] | 48 |
|
| 3 | it be [adv] [adv] [adv] [to-vb] | 48 |
|
| 4 | it [is] [adv] [adv] [adv] [to-vb] | 38 |
|
| 5 | it is [adv] [adv] [adv] [to-vb] | 30 |
|
| 6 | it was [adv] [adv] [adv] [to-vb] | 10 |
|
| 7 | it [was/were] [adv] [adv] [adv] [to-vb] | 10 |
|
| 8 | it 's [adv] [adv] [adv] [to-vb] | 8 |
|
