| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] not [be] | 2901 |
|
| 2 | it [modal v] [be] [subord] | 278 |
|
| 3 | [modal v] not [be] [subord] | 32 |
|
| 4 | it [modal v] not [subord] | 7 |
|
