| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [vb pp] that | 8672 |
|
| 2 | it be [vb pp] [adv] | 2156 |
|
| 3 | it be [adv] that | 1504 |
|
| 4 | be [vb pp] [adv] that | 1128 |
|
