| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [not/n't] be | 4547 |
|
| 2 | it [vb mod] [prep] be | 686 |
|
| 3 | [vb mod] [not/n't] [prep] be | 126 |
|
| 4 | it [vb mod] [not/n't] [prep] | 81 |
|
| 5 | it [not/n't] [prep] be | 19 |
|
