| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [prep] [pron] | 2143 |
|
| 2 | it be [prep] [pers pn] | 789 |
|
| 3 | [pron] be [prep] us | 192 |
|
| 4 | it be [prep] we | 59 |
|
| 5 | it [be] [prep] us | 59 |
|
