| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [adv] [be] [verb] [conj] | 998 |
|
| 2 | [pron] [vb mod] [adv] [be] [verb] [subord] | 439 |
|
| 3 | it [modal v] [adv] [be] [verb] [subord] | 138 |
|
| 4 | it [vb mod] [adv] [be] [verb] [subord] | 138 |
|
