| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [vb pp] that [art] | 3101 |
|
| 2 | it be [adv] [vb pp] that | 2056 |
|
| 3 | be [adv] [vb pp] that [art] | 865 |
|
| 4 | it be [adv] that [art] | 314 |
|
| 5 | it be [adv] [vb pp] [art] | 109 |
|
