| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [vb pp] that | 1240 |
|
| 2 | it is [adv] [adv] [vb pp] | 721 |
|
| 3 | is [adv] [adv] [vb pp] that | 180 |
|
| 4 | it is [adv] [adv] that | 152 |
|
