| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [adj] | 10088 |
|
| 2 | it [modal v] [be] [noun prp] | 253 |
|
| 3 | it [be] [adj] [noun prp] | 219 |
|
| 4 | [modal v] [be] [adj] [noun prp] | 67 |
|
