| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [prep] [noun] | 4147 |
|
| 2 | it [modal v] [be] [prep] | 2061 |
|
| 3 | it [modal v] [be] [noun] | 1028 |
|
| 4 | it [modal v] [prep] [noun] | 144 |
|
| 5 | it [be] [prep] [noun] | 18 |
|
