| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [prep] [noun sg] | 221 |
|
| 2 | [pron] [modal v] [be] of [noun sg] | 193 |
|
| 3 | it [modal v] [be] of [noun] | 72 |
|
| 4 | it [modal v] [be] of [noun sg] | 71 |
|
