| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [verb] [be] [prep] | 233 |
|
| 2 | [pron] [vb mod] [verb] [be] of | 23 |
|
| 3 | it [modal v] [verb] [be] of | 6 |
|
