| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [noun sg] [prep] [pron] | 317 |
|
| 2 | it [modal v] [be] [prep] [pron] | 255 |
|
| 3 | [modal v] [be] [noun sg] [prep] [pron] | 140 |
|
| 4 | it [modal v] [be] [noun sg] [prep] | 131 |
|
| 5 | it [modal v] [be] [noun sg] [pron] | 5 |
|
