| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [verb] [prep] [be] | 537 |
|
| 2 | and it [verb] [prep] [be] | 182 |
|
| 3 | and it [modal v] [verb] [prep] | 168 |
|
| 4 | and [modal v] [verb] [prep] [be] | 128 |
|
| 5 | and it [modal v] [prep] [be] | 31 |
|
