| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [verb] [adj] [noun] | 789 |
|
| 2 | it [modal v] [verb] [adj] [to-vb] | 206 |
|
| 3 | it [modal v] [verb] [to-vb] [noun] | 122 |
|
| 4 | it [verb] [adj] [to-vb] [noun] | 67 |
|
| 5 | [modal v] [verb] [adj] [to-vb] [noun] | 50 |
|
