| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [noun] [prep] | 2709 |
|
| 2 | it [vb past] [noun] [prep] | 986 |
|
| 3 | [vb past] be [noun] [prep] | 714 |
|
| 4 | it [vb past] be [prep] | 348 |
|
| 5 | it [vb past] be [noun] | 159 |
|
