| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [prep] [adj] [noun] | 54 |
|
| 2 | [subord] it [modal v] [prep] [adj] | 29 |
|
| 3 | [subord] it [modal v] [prep] [noun] | 21 |
|
| 4 | [subord] [modal v] [prep] [adj] [noun] | 5 |
|
