| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [det] [noun] of | 651 |
|
| 2 | it [modal v] [be] [det] [noun] | 313 |
|
| 3 | [modal v] [be] [det] [noun] of | 262 |
|
| 4 | it [modal v] [be] [noun] of | 61 |
|
| 5 | it [modal v] [be] [det] of | 20 |
|
