| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [vb pp] [that] | 8671 |
|
| 2 | be [vb pp] [that] a | 903 |
|
| 3 | it be [vb pp] a | 304 |
|
| 4 | it be [that] a | 43 |
|
