| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [adj] | 12263 |
|
| 2 | [modal v] [prep] [be] [adj] | 899 |
|
| 3 | it [modal v] [prep] [be] | 790 |
|
| 4 | it [prep] [be] [adj] | 347 |
|
| 5 | it [modal v] [prep] [adj] | 100 |
|
