| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [prep] | 2063 |
|
| 2 | it [modal v] [be] [conj] | 1380 |
|
| 3 | it [be] [conj] [prep] | 323 |
|
| 4 | [modal v] [be] [conj] [prep] | 135 |
|
| 5 | it [modal v] [conj] [prep] | 6 |
|
