| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [verb] | 12232 |
|
| 2 | but it [modal v] [be] | 1442 |
|
| 3 | but it [modal v] [verb] | 1058 |
|
| 4 | but [modal v] [be] [verb] | 424 |
|
