| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [verb] to [be] | 537 |
|
| 2 | [vb mod] [verb] [adv] to [be] | 328 |
|
| 3 | it [verb] [adv] to [be] | 289 |
|
| 4 | it [vb mod] [verb] [adv] to | 220 |
|
| 5 | it [vb mod] [adv] to [be] | 19 |
|
