| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [vb pp] [prep] | 12840 |
|
| 2 | be [vb pp] all [prep] | 236 |
|
| 3 | it be all [prep] | 179 |
|
| 4 | it be [vb pp] all | 25 |
|
