| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [prep] be [verb] | 718 |
|
| 2 | it [vb mod] [be] [prep] [verb] | 308 |
|
| 3 | it [vb mod] [prep] be [verb] | 147 |
|
| 4 | it [vb mod] [be] [prep] be | 11 |
|
| 5 | [vb mod] [be] [prep] be [verb] | 10 |
|
